Finding the Fourth Proportional to 2,854,373.11, 4,285,213.39 and 2,452,138.70
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Solution
The fourth proportional to 2,854,373.11, 4,285,213.39 and 2,452,138.70 is: 3,681,346.90
Step by Step Solution
- Step 1: Write the proportion equation
2,854,373.11 : 4,285,213.39 = 2,452,138.70 : x - Step 2: Convert to fraction form
2,854,373.11/4,285,213.39 = 2,452,138.70/x - Step 3: Cross multiply
2,854,373.11x = 4,285,213.39 × 2,452,138.70 - Step 4: Simplify right side
2,854,373.11x = 10,507,937,591,377.19 - Step 5: Solve for x
x = 10,507,937,591,377.19/2,854,373.11 - Step 6: Final answer
x = 3,681,346.90
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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.