The aircraft carrier sails from west to east at a speed of 40 kilometers per hour, and the aircraft takes off from the ship and performs tasks eastward at a speed of 1400 kilometers per hour. If the aircraft can fly continuously in the air for up to 3 hours, then the aircraft will How many kilometers is the farthest you can fly to the east?
航空母舰从西向东以每小时40千米的速度航行，飞机从舰上起飞以每小时1400千米的速度向东执行任务，如果飞机在空中最多能连续飞行3小时，那么这架飞机在起飞后向东最远可飞多少千米．
<gadget id="calculator">1_400 - 40</gadget>
<output>1_360</output>

<gadget id="calculator">1_360 * 3</gadget>
<output>4_080</output>

<result>4_080</result>