Finding the Fourth Proportional to 4,449,766.26, 6,670,690.90 and 1,609,246.92
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Solution
The fourth proportional to 4,449,766.26, 6,670,690.90 and 1,609,246.92 is: 2,412,438.80
Step by Step Solution
- Step 1: Write the proportion equation
4,449,766.26 : 6,670,690.90 = 1,609,246.92 : x - Step 2: Convert to fraction form
4,449,766.26/6,670,690.90 = 1,609,246.92/x - Step 3: Cross multiply
4,449,766.26x = 6,670,690.90 × 1,609,246.92 - Step 4: Simplify right side
4,449,766.26x = 10,734,788,785,097.03 - Step 5: Solve for x
x = 10,734,788,785,097.03/4,449,766.26 - Step 6: Final answer
x = 2,412,438.80
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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.