Finding the Fourth Proportional to 1,193,508.97, 1,647,085.84 and 649,618.47
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Solution
The fourth proportional to 1,193,508.97, 1,647,085.84 and 649,618.47 is: 896,497.14
Step by Step Solution
- Step 1: Write the proportion equation
1,193,508.97 : 1,647,085.84 = 649,618.47 : x - Step 2: Convert to fraction form
1,193,508.97/1,647,085.84 = 649,618.47/x - Step 3: Cross multiply
1,193,508.97x = 1,647,085.84 × 649,618.47 - Step 4: Simplify right side
1,193,508.97x = 1,069,977,381,715.42 - Step 5: Solve for x
x = 1,069,977,381,715.42/1,193,508.97 - Step 6: Final answer
x = 896,497.14
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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.