In joint ventures between China, the United States and South Korea, the investment ratio between China and the United States is 5:3, and the investment between China and South Korea is 3:2. If the sum of the contributions of the United States and South Korea is 10 million yuan more than that of the Chinese side, then the Chinese side will contribute How much is it?
中、美、韩合资的企业中，中方与美方的出资比为5：3，中方与韩方的出资为3：2，如果美方与韩方出资的和比中方多1000万元，那么中方出资多少万元？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) - 1</gadget>
<output>-1/3 = around -0.333333</output>

<gadget id="calculator">(3/5) + (-1/3)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">1_000 / (4/15)</gadget>
<output>3_750</output>

<result>3_750</result>