Finding the Fourth Proportional to 1,053,081.55, 1,452,790.87 and 617,277.97
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Solution
The fourth proportional to 1,053,081.55, 1,452,790.87 and 617,277.97 is: 851,572.99
Step by Step Solution
- Step 1: Write the proportion equation
1,053,081.55 : 1,452,790.87 = 617,277.97 : x - Step 2: Convert to fraction form
1,053,081.55/1,452,790.87 = 617,277.97/x - Step 3: Cross multiply
1,053,081.55x = 1,452,790.87 × 617,277.97 - Step 4: Simplify right side
1,053,081.55x = 896,775,799,068.13 - Step 5: Solve for x
x = 896,775,799,068.13/1,053,081.55 - Step 6: Final answer
x = 851,572.99
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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.