Finding the Fourth Proportional to 1,098,531.80, 1,646,876.10 and 573,219.80
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Solution
The fourth proportional to 1,098,531.80, 1,646,876.10 and 573,219.80 is: 859,348.80
Step by Step Solution
- Step 1: Write the proportion equation
1,098,531.80 : 1,646,876.10 = 573,219.80 : x - Step 2: Convert to fraction form
1,098,531.80/1,646,876.10 = 573,219.80/x - Step 3: Cross multiply
1,098,531.80x = 1,646,876.10 × 573,219.80 - Step 4: Simplify right side
1,098,531.80x = 944,021,988,666.78 - Step 5: Solve for x
x = 944,021,988,666.78/1,098,531.80 - Step 6: Final answer
x = 859,348.80
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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.