Home / 3,259,370.40-4,889,711.70-1,129,013.70

Finding the Fourth Proportional to 3,259,370.40, 4,889,711.70 and 1,129,013.70

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Solution

The fourth proportional to 3,259,370.40, 4,889,711.70 and 1,129,013.70 is: 1,693,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,370.40 : 4,889,711.70 = 1,129,013.70 : x
  2. Step 2: Convert to fraction form
    3,259,370.40/4,889,711.70 = 1,129,013.70/x
  3. Step 3: Cross multiply
    3,259,370.40x = 4,889,711.70 × 1,129,013.70
  4. Step 4: Simplify right side
    3,259,370.40x = 5,520,551,498,350.29
  5. Step 5: Solve for x
    x = 5,520,551,498,350.29/3,259,370.40
  6. Step 6: Final answer
    x = 1,693,747.82

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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.