Finding the Fourth Proportional to 2,635,923.18, 3,637,534.59 and 1,489,963.26
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Solution
The fourth proportional to 2,635,923.18, 3,637,534.59 and 1,489,963.26 is: 2,056,127.03
Step by Step Solution
- Step 1: Write the proportion equation
2,635,923.18 : 3,637,534.59 = 1,489,963.26 : x - Step 2: Convert to fraction form
2,635,923.18/3,637,534.59 = 1,489,963.26/x - Step 3: Cross multiply
2,635,923.18x = 3,637,534.59 × 1,489,963.26 - Step 4: Simplify right side
2,635,923.18x = 5,419,792,896,079.16 - Step 5: Solve for x
x = 5,419,792,896,079.16/2,635,923.18 - Step 6: Final answer
x = 2,056,127.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.