Finding the Fourth Proportional to 1,049,836.14, 1,448,774.24 and 614,337.21
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Solution
The fourth proportional to 1,049,836.14, 1,448,774.24 and 614,337.21 is: 847,785.56
Step by Step Solution
- Step 1: Write the proportion equation
1,049,836.14 : 1,448,774.24 = 614,337.21 : x - Step 2: Convert to fraction form
1,049,836.14/1,448,774.24 = 614,337.21/x - Step 3: Cross multiply
1,049,836.14x = 1,448,774.24 × 614,337.21 - Step 4: Simplify right side
1,049,836.14x = 890,035,921,449.78 - Step 5: Solve for x
x = 890,035,921,449.78/1,049,836.14 - Step 6: Final answer
x = 847,785.56
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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.