Home / 3,867,501.38-5,337,246.87-2,125,156.55

Finding the Fourth Proportional to 3,867,501.38, 5,337,246.87 and 2,125,156.55

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Solution

The fourth proportional to 3,867,501.38, 5,337,246.87 and 2,125,156.55 is: 2,932,768.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,501.38 : 5,337,246.87 = 2,125,156.55 : x
  2. Step 2: Convert to fraction form
    3,867,501.38/5,337,246.87 = 2,125,156.55/x
  3. Step 3: Cross multiply
    3,867,501.38x = 5,337,246.87 × 2,125,156.55
  4. Step 4: Simplify right side
    3,867,501.38x = 11,342,485,118,061.26
  5. Step 5: Solve for x
    x = 11,342,485,118,061.26/3,867,501.38
  6. Step 6: Final answer
    x = 2,932,768.22

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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.