Finding the Fourth Proportional to 1,127,793.60, 1,691,296.92 and 453,700.08
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Solution
The fourth proportional to 1,127,793.60, 1,691,296.92 and 453,700.08 is: 680,391.83
Step by Step Solution
- Step 1: Write the proportion equation
1,127,793.60 : 1,691,296.92 = 453,700.08 : x - Step 2: Convert to fraction form
1,127,793.60/1,691,296.92 = 453,700.08/x - Step 3: Cross multiply
1,127,793.60x = 1,691,296.92 × 453,700.08 - Step 4: Simplify right side
1,127,793.60x = 767,341,547,907.75 - Step 5: Solve for x
x = 767,341,547,907.75/1,127,793.60 - Step 6: Final answer
x = 680,391.83
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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.