Finding the Fourth Proportional to 3,565,306.60, 4,920,234.50 and 2,016,537.99
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Solution
The fourth proportional to 3,565,306.60, 4,920,234.50 and 2,016,537.99 is: 2,782,885.43
Step by Step Solution
- Step 1: Write the proportion equation
3,565,306.60 : 4,920,234.50 = 2,016,537.99 : x - Step 2: Convert to fraction form
3,565,306.60/4,920,234.50 = 2,016,537.99/x - Step 3: Cross multiply
3,565,306.60x = 4,920,234.50 × 2,016,537.99 - Step 4: Simplify right side
3,565,306.60x = 9,921,839,788,958.65 - Step 5: Solve for x
x = 9,921,839,788,958.65/3,565,306.60 - Step 6: Final answer
x = 2,782,885.43
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.