Finding the Fourth Proportional to 2,758,737.44, 4,135,422.40 and 1,319,046.72
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Solution
The fourth proportional to 2,758,737.44, 4,135,422.40 and 1,319,046.72 is: 1,977,286.88
Step by Step Solution
- Step 1: Write the proportion equation
2,758,737.44 : 4,135,422.40 = 1,319,046.72 : x - Step 2: Convert to fraction form
2,758,737.44/4,135,422.40 = 1,319,046.72/x - Step 3: Cross multiply
2,758,737.44x = 4,135,422.40 × 1,319,046.72 - Step 4: Simplify right side
2,758,737.44x = 5,454,815,352,534.53 - Step 5: Solve for x
x = 5,454,815,352,534.53/2,758,737.44 - Step 6: Final answer
x = 1,977,286.88
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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.