Home / 3,269,059.12-4,508,745.42-2,123,508.52

Finding the Fourth Proportional to 3,269,059.12, 4,508,745.42 and 2,123,508.52

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Solution

The fourth proportional to 3,269,059.12, 4,508,745.42 and 2,123,508.52 is: 2,928,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269,059.12 : 4,508,745.42 = 2,123,508.52 : x
  2. Step 2: Convert to fraction form
    3,269,059.12/4,508,745.42 = 2,123,508.52/x
  3. Step 3: Cross multiply
    3,269,059.12x = 4,508,745.42 × 2,123,508.52
  4. Step 4: Simplify right side
    3,269,059.12x = 9,574,359,313,880.98
  5. Step 5: Solve for x
    x = 9,574,359,313,880.98/3,269,059.12
  6. Step 6: Final answer
    x = 2,928,781.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.