Finding the Fourth Proportional to 2,414,944.60, 3,622,416.90 and 2,379,515.20
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Solution
The fourth proportional to 2,414,944.60, 3,622,416.90 and 2,379,515.20 is: 3,569,272.80
Step by Step Solution
- Step 1: Write the proportion equation
2,414,944.60 : 3,622,416.90 = 2,379,515.20 : x - Step 2: Convert to fraction form
2,414,944.60/3,622,416.90 = 2,379,515.20/x - Step 3: Cross multiply
2,414,944.60x = 3,622,416.90 × 2,379,515.20 - Step 4: Simplify right side
2,414,944.60x = 8,619,596,074,286.88 - Step 5: Solve for x
x = 8,619,596,074,286.88/2,414,944.60 - Step 6: Final answer
x = 3,569,272.80
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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.