Finding the Fourth Proportional to 4,099,642.80, 6,149,464.20 and 2,610,337.20
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Solution
The fourth proportional to 4,099,642.80, 6,149,464.20 and 2,610,337.20 is: 3,915,505.80
Step by Step Solution
- Step 1: Write the proportion equation
4,099,642.80 : 6,149,464.20 = 2,610,337.20 : x - Step 2: Convert to fraction form
4,099,642.80/6,149,464.20 = 2,610,337.20/x - Step 3: Cross multiply
4,099,642.80x = 6,149,464.20 × 2,610,337.20 - Step 4: Simplify right side
4,099,642.80x = 16,052,175,161,328.24 - Step 5: Solve for x
x = 16,052,175,161,328.24/4,099,642.80 - Step 6: Final answer
x = 3,915,505.80
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1.5x scale
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.