Finding the Fourth Proportional to 1,305,201.12, 1,957,422.84 and 547,022.72
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Solution
The fourth proportional to 1,305,201.12, 1,957,422.84 and 547,022.72 is: 820,375.30
Step by Step Solution
- Step 1: Write the proportion equation
1,305,201.12 : 1,957,422.84 = 547,022.72 : x - Step 2: Convert to fraction form
1,305,201.12/1,957,422.84 = 547,022.72/x - Step 3: Cross multiply
1,305,201.12x = 1,957,422.84 × 547,022.72 - Step 4: Simplify right side
1,305,201.12x = 1,070,754,766,126.92 - Step 5: Solve for x
x = 1,070,754,766,126.92/1,305,201.12 - Step 6: Final answer
x = 820,375.30
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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.