Finding the Fourth Proportional to 1,586,184.48, 2,188,937.35 and 861,032.69
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Solution
The fourth proportional to 1,586,184.48, 2,188,937.35 and 861,032.69 is: 1,188,226.61
Step by Step Solution
- Step 1: Write the proportion equation
1,586,184.48 : 2,188,937.35 = 861,032.69 : x - Step 2: Convert to fraction form
1,586,184.48/2,188,937.35 = 861,032.69/x - Step 3: Cross multiply
1,586,184.48x = 2,188,937.35 × 861,032.69 - Step 4: Simplify right side
1,586,184.48x = 1,884,746,614,711.97 - Step 5: Solve for x
x = 1,884,746,614,711.97/1,586,184.48 - Step 6: Final answer
x = 1,188,226.61
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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.