Finding the Fourth Proportional to 2,984,380.20, 4,467,044.70 and 2,354,524.20
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Solution
The fourth proportional to 2,984,380.20, 4,467,044.70 and 2,354,524.20 is: 3,524,271.09
Step by Step Solution
- Step 1: Write the proportion equation
2,984,380.20 : 4,467,044.70 = 2,354,524.20 : x - Step 2: Convert to fraction form
2,984,380.20/4,467,044.70 = 2,354,524.20/x - Step 3: Cross multiply
2,984,380.20x = 4,467,044.70 × 2,354,524.20 - Step 4: Simplify right side
2,984,380.20x = 10,517,764,848,631.74 - Step 5: Solve for x
x = 10,517,764,848,631.74/2,984,380.20 - Step 6: Final answer
x = 3,524,271.09
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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.