Finding the Fourth Proportional to 1,541,591.99, 2,127,342.66 and 853,265.17
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Solution
The fourth proportional to 1,541,591.99, 2,127,342.66 and 853,265.17 is: 1,177,475.89
Step by Step Solution
- Step 1: Write the proportion equation
1,541,591.99 : 2,127,342.66 = 853,265.17 : x - Step 2: Convert to fraction form
1,541,591.99/2,127,342.66 = 853,265.17/x - Step 3: Cross multiply
1,541,591.99x = 2,127,342.66 × 853,265.17 - Step 4: Simplify right side
1,541,591.99x = 1,815,187,391,114.80 - Step 5: Solve for x
x = 1,815,187,391,114.80/1,541,591.99 - Step 6: Final answer
x = 1,177,475.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.