After the price reduction (1/4) of a computer, the price is 2400 yuan. How much is the original price of this computer?
一台电脑降价(1/4)后标价是2400元．这台电脑原价多少元？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2_400 / (3/4)</gadget>
<output>3_200</output>

<result>3_200</result>