Finding the Fourth Proportional to 5,482,306.12, 8,225,327.10 and 1,644,221.48
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Solution
The fourth proportional to 5,482,306.12, 8,225,327.10 and 1,644,221.48 is: 2,466,892.44
Step by Step Solution
- Step 1: Write the proportion equation
5,482,306.12 : 8,225,327.10 = 1,644,221.48 : x - Step 2: Convert to fraction form
5,482,306.12/8,225,327.10 = 1,644,221.48/x - Step 3: Cross multiply
5,482,306.12x = 8,225,327.10 × 1,644,221.48 - Step 4: Simplify right side
5,482,306.12x = 13,524,259,497,846.11 - Step 5: Solve for x
x = 13,524,259,497,846.11/5,482,306.12 - Step 6: Final answer
x = 2,466,892.44
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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.