Finding the Fourth Proportional to 3,704,626.20, 5,546,441.70 and 3,326,712.60
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Solution
The fourth proportional to 3,704,626.20, 5,546,441.70 and 3,326,712.60 is: 4,980,642.17
Step by Step Solution
- Step 1: Write the proportion equation
3,704,626.20 : 5,546,441.70 = 3,326,712.60 : x - Step 2: Convert to fraction form
3,704,626.20/5,546,441.70 = 3,326,712.60/x - Step 3: Cross multiply
3,704,626.20x = 5,546,441.70 × 3,326,712.60 - Step 4: Simplify right side
3,704,626.20x = 18,451,417,488,555.42 - Step 5: Solve for x
x = 18,451,417,488,555.42/3,704,626.20 - Step 6: Final answer
x = 4,980,642.17
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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.