Finding the Fourth Proportional to 4,177,575.40, 6,266,363.10 and 1,337,780.20
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Solution
The fourth proportional to 4,177,575.40, 6,266,363.10 and 1,337,780.20 is: 2,006,670.30
Step by Step Solution
- Step 1: Write the proportion equation
4,177,575.40 : 6,266,363.10 = 1,337,780.20 : x - Step 2: Convert to fraction form
4,177,575.40/6,266,363.10 = 1,337,780.20/x - Step 3: Cross multiply
4,177,575.40x = 6,266,363.10 × 1,337,780.20 - Step 4: Simplify right side
4,177,575.40x = 8,383,016,481,190.62 - Step 5: Solve for x
x = 8,383,016,481,190.62/4,177,575.40 - Step 6: Final answer
x = 2,006,670.30
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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.