Finding the Fourth Proportional to 3,231,158.14, 4,846,737.21 and 987,276.70
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Solution
The fourth proportional to 3,231,158.14, 4,846,737.21 and 987,276.70 is: 1,480,915.05
Step by Step Solution
- Step 1: Write the proportion equation
3,231,158.14 : 4,846,737.21 = 987,276.70 : x - Step 2: Convert to fraction form
3,231,158.14/4,846,737.21 = 987,276.70/x - Step 3: Cross multiply
3,231,158.14x = 4,846,737.21 × 987,276.70 - Step 4: Simplify right side
3,231,158.14x = 4,785,070,726,365.57 - Step 5: Solve for x
x = 4,785,070,726,365.57/3,231,158.14 - Step 6: Final answer
x = 1,480,915.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.