Finding the Fourth Proportional to 4,034,793.20, 6,052,189.80 and 2,145,225.20
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Solution
The fourth proportional to 4,034,793.20, 6,052,189.80 and 2,145,225.20 is: 3,217,837.80
Step by Step Solution
- Step 1: Write the proportion equation
4,034,793.20 : 6,052,189.80 = 2,145,225.20 : x - Step 2: Convert to fraction form
4,034,793.20/6,052,189.80 = 2,145,225.20/x - Step 3: Cross multiply
4,034,793.20x = 6,052,189.80 × 2,145,225.20 - Step 4: Simplify right side
4,034,793.20x = 12,983,310,074,142.96 - Step 5: Solve for x
x = 12,983,310,074,142.96/4,034,793.20 - Step 6: Final answer
x = 3,217,837.80
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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.