Finding the Fourth Proportional to 1,676,520.01, 2,514,871.14 and 478,350.19
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Solution
The fourth proportional to 1,676,520.01, 2,514,871.14 and 478,350.19 is: 717,551.29
Step by Step Solution
- Step 1: Write the proportion equation
1,676,520.01 : 2,514,871.14 = 478,350.19 : x - Step 2: Convert to fraction form
1,676,520.01/2,514,871.14 = 478,350.19/x - Step 3: Cross multiply
1,676,520.01x = 2,514,871.14 × 478,350.19 - Step 4: Simplify right side
1,676,520.01x = 1,202,989,087,644.52 - Step 5: Solve for x
x = 1,202,989,087,644.52/1,676,520.01 - Step 6: Final answer
x = 717,551.29
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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.