Finding the Fourth Proportional to 4,754,957.38, 6,561,841.19 and 2,717,810.62
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Solution
The fourth proportional to 4,754,957.38, 6,561,841.19 and 2,717,810.62 is: 3,750,578.65
Step by Step Solution
- Step 1: Write the proportion equation
4,754,957.38 : 6,561,841.19 = 2,717,810.62 : x - Step 2: Convert to fraction form
4,754,957.38/6,561,841.19 = 2,717,810.62/x - Step 3: Cross multiply
4,754,957.38x = 6,561,841.19 × 2,717,810.62 - Step 4: Simplify right side
4,754,957.38x = 17,833,841,642,941.78 - Step 5: Solve for x
x = 17,833,841,642,941.78/4,754,957.38 - Step 6: Final answer
x = 3,750,578.65
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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.