Solution ratio 1.4: x=3:6.
解比例1.4：x=3：6．
<gadget id="calculator">3 / 6</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1.4 / (1/2)</gadget>
<output>2.8</output>

<result>2.8</result>