Finding the Fourth Proportional to 1,053,115.08, 1,578,703.48 and 572,640.92
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Solution
The fourth proportional to 1,053,115.08, 1,578,703.48 and 572,640.92 is: 858,434.40
Step by Step Solution
- Step 1: Write the proportion equation
1,053,115.08 : 1,578,703.48 = 572,640.92 : x - Step 2: Convert to fraction form
1,053,115.08/1,578,703.48 = 572,640.92/x - Step 3: Cross multiply
1,053,115.08x = 1,578,703.48 × 572,640.92 - Step 4: Simplify right side
1,053,115.08x = 904,030,213,194.40 - Step 5: Solve for x
x = 904,030,213,194.40/1,053,115.08 - Step 6: Final answer
x = 858,434.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.