Finding the Fourth Proportional to 3,418,318.56, 5,127,086.16 and 894,217.44
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Solution
The fourth proportional to 3,418,318.56, 5,127,086.16 and 894,217.44 is: 1,341,223.70
Step by Step Solution
- Step 1: Write the proportion equation
3,418,318.56 : 5,127,086.16 = 894,217.44 : x - Step 2: Convert to fraction form
3,418,318.56/5,127,086.16 = 894,217.44/x - Step 3: Cross multiply
3,418,318.56x = 5,127,086.16 × 894,217.44 - Step 4: Simplify right side
3,418,318.56x = 4,584,729,860,654.63 - Step 5: Solve for x
x = 4,584,729,860,654.63/3,418,318.56 - Step 6: Final answer
x = 1,341,223.70
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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.