Finding the Fourth Proportional to 2,057,205.76, 3,086,011.62 and 709,190.90
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Solution
The fourth proportional to 2,057,205.76, 3,086,011.62 and 709,190.90 is: 1,063,856.32
Step by Step Solution
- Step 1: Write the proportion equation
2,057,205.76 : 3,086,011.62 = 709,190.90 : x - Step 2: Convert to fraction form
2,057,205.76/3,086,011.62 = 709,190.90/x - Step 3: Cross multiply
2,057,205.76x = 3,086,011.62 × 709,190.90 - Step 4: Simplify right side
2,057,205.76x = 2,188,571,358,198.26 - Step 5: Solve for x
x = 2,188,571,358,198.26/2,057,205.76 - Step 6: Final answer
x = 1,063,856.32
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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.