Finding the Fourth Proportional to 1,044,631.49, 1,567,086.56 and 413,397.68
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Solution
The fourth proportional to 1,044,631.49, 1,567,086.56 and 413,397.68 is: 620,151.66
Step by Step Solution
- Step 1: Write the proportion equation
1,044,631.49 : 1,567,086.56 = 413,397.68 : x - Step 2: Convert to fraction form
1,044,631.49/1,567,086.56 = 413,397.68/x - Step 3: Cross multiply
1,044,631.49x = 1,567,086.56 × 413,397.68 - Step 4: Simplify right side
1,044,631.49x = 647,829,948,263.18 - Step 5: Solve for x
x = 647,829,948,263.18/1,044,631.49 - Step 6: Final answer
x = 620,151.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.