Finding the Fourth Proportional to 3,625,183.64, 5,437,775.46 and 1,726,167.80
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Solution
The fourth proportional to 3,625,183.64, 5,437,775.46 and 1,726,167.80 is: 2,589,251.70
Step by Step Solution
- Step 1: Write the proportion equation
3,625,183.64 : 5,437,775.46 = 1,726,167.80 : x - Step 2: Convert to fraction form
3,625,183.64/5,437,775.46 = 1,726,167.80/x - Step 3: Cross multiply
3,625,183.64x = 5,437,775.46 × 1,726,167.80 - Step 4: Simplify right side
3,625,183.64x = 9,386,512,875,493.31 - Step 5: Solve for x
x = 9,386,512,875,493.31/3,625,183.64 - Step 6: Final answer
x = 2,589,251.70
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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.