Home / 3,275,618.92-4,520,372.11-1,899,778.49

Finding the Fourth Proportional to 3,275,618.92, 4,520,372.11 and 1,899,778.49

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Solution

The fourth proportional to 3,275,618.92, 4,520,372.11 and 1,899,778.49 is: 2,621,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,618.92 : 4,520,372.11 = 1,899,778.49 : x
  2. Step 2: Convert to fraction form
    3,275,618.92/4,520,372.11 = 1,899,778.49/x
  3. Step 3: Cross multiply
    3,275,618.92x = 4,520,372.11 × 1,899,778.49
  4. Step 4: Simplify right side
    3,275,618.92x = 8,587,705,678,772.06
  5. Step 5: Solve for x
    x = 8,587,705,678,772.06/3,275,618.92
  6. Step 6: Final answer
    x = 2,621,704.75

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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.