Chunfeng farm raises 2,400 chickens, and the number of ducks raised is 3/4 of that of chickens. The number of geese raised is that of ducks (4/9), how many geese are raised?
春风养殖场养鸡2400只，养鸭的只数是鸡的(3/4)．养鹅的只数是鸭的(4/9)，养鹅多少只？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">2_400 * (3/4) * (4/9)</gadget>
<output>800</output>

<result>800</result>