Home / 3,321,382.70-4,982,074.05-3,289,889.90

Finding the Fourth Proportional to 3,321,382.70, 4,982,074.05 and 3,289,889.90

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Solution

The fourth proportional to 3,321,382.70, 4,982,074.05 and 3,289,889.90 is: 4,934,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,382.70 : 4,982,074.05 = 3,289,889.90 : x
  2. Step 2: Convert to fraction form
    3,321,382.70/4,982,074.05 = 3,289,889.90/x
  3. Step 3: Cross multiply
    3,321,382.70x = 4,982,074.05 × 3,289,889.90
  4. Step 4: Simplify right side
    3,321,382.70x = 16,390,475,098,147.09
  5. Step 5: Solve for x
    x = 16,390,475,098,147.09/3,321,382.70
  6. Step 6: Final answer
    x = 4,934,834.85

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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.