Home / 3,868,151.15-5,337,943.03-2,149,227.47

Finding the Fourth Proportional to 3,868,151.15, 5,337,943.03 and 2,149,227.47

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Solution

The fourth proportional to 3,868,151.15, 5,337,943.03 and 2,149,227.47 is: 2,965,875.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,151.15 : 5,337,943.03 = 2,149,227.47 : x
  2. Step 2: Convert to fraction form
    3,868,151.15/5,337,943.03 = 2,149,227.47/x
  3. Step 3: Cross multiply
    3,868,151.15x = 5,337,943.03 × 2,149,227.47
  4. Step 4: Simplify right side
    3,868,151.15x = 11,472,453,809,402.43
  5. Step 5: Solve for x
    x = 11,472,453,809,402.43/3,868,151.15
  6. Step 6: Final answer
    x = 2,965,875.26

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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.