Finding the Fourth Proportional to 2,381,524.74, 3,286,785.91 and 1,414,658.88
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Solution
The fourth proportional to 2,381,524.74, 3,286,785.91 and 1,414,658.88 is: 1,952,396.63
Step by Step Solution
- Step 1: Write the proportion equation
2,381,524.74 : 3,286,785.91 = 1,414,658.88 : x - Step 2: Convert to fraction form
2,381,524.74/3,286,785.91 = 1,414,658.88/x - Step 3: Cross multiply
2,381,524.74x = 3,286,785.91 × 1,414,658.88 - Step 4: Simplify right side
2,381,524.74x = 4,649,680,874,240.38 - Step 5: Solve for x
x = 4,649,680,874,240.38/2,381,524.74 - Step 6: Final answer
x = 1,952,396.63
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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.