Finding the Fourth Proportional to 4,156,608.20, 6,234,912.30 and 2,738,265.80
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Solution
The fourth proportional to 4,156,608.20, 6,234,912.30 and 2,738,265.80 is: 4,107,398.70
Step by Step Solution
- Step 1: Write the proportion equation
4,156,608.20 : 6,234,912.30 = 2,738,265.80 : x - Step 2: Convert to fraction form
4,156,608.20/6,234,912.30 = 2,738,265.80/x - Step 3: Cross multiply
4,156,608.20x = 6,234,912.30 × 2,738,265.80 - Step 4: Simplify right side
4,156,608.20x = 17,072,847,117,089.34 - Step 5: Solve for x
x = 17,072,847,117,089.34/4,156,608.20 - Step 6: Final answer
x = 4,107,398.70
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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.