Finding the Fourth Proportional to 5,607,310.80, 8,414,902.80 and 2,414,728.20
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Solution
The fourth proportional to 5,607,310.80, 8,414,902.80 and 2,414,728.20 is: 3,623,787.55
Step by Step Solution
- Step 1: Write the proportion equation
5,607,310.80 : 8,414,902.80 = 2,414,728.20 : x - Step 2: Convert to fraction form
5,607,310.80/8,414,902.80 = 2,414,728.20/x - Step 3: Cross multiply
5,607,310.80x = 8,414,902.80 × 2,414,728.20 - Step 4: Simplify right side
5,607,310.80x = 20,319,703,091,418.96 - Step 5: Solve for x
x = 20,319,703,091,418.96/5,607,310.80 - Step 6: Final answer
x = 3,623,787.55
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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.