Finding the Fourth Proportional to 4,152,832.20, 6,230,414.70 and 2,022,985.80
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Solution
The fourth proportional to 4,152,832.20, 6,230,414.70 and 2,022,985.80 is: 3,035,046.89
Step by Step Solution
- Step 1: Write the proportion equation
4,152,832.20 : 6,230,414.70 = 2,022,985.80 : x - Step 2: Convert to fraction form
4,152,832.20/6,230,414.70 = 2,022,985.80/x - Step 3: Cross multiply
4,152,832.20x = 6,230,414.70 × 2,022,985.80 - Step 4: Simplify right side
4,152,832.20x = 12,604,040,466,211.26 - Step 5: Solve for x
x = 12,604,040,466,211.26/4,152,832.20 - Step 6: Final answer
x = 3,035,046.89
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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.