Home / 3,868,143.22-5,337,691.00-2,125,792.52

Finding the Fourth Proportional to 3,868,143.22, 5,337,691.00 and 2,125,792.52

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Solution

The fourth proportional to 3,868,143.22, 5,337,691.00 and 2,125,792.52 is: 2,933,403.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,143.22 : 5,337,691.00 = 2,125,792.52 : x
  2. Step 2: Convert to fraction form
    3,868,143.22/5,337,691.00 = 2,125,792.52/x
  3. Step 3: Cross multiply
    3,868,143.22x = 5,337,691.00 × 2,125,792.52
  4. Step 4: Simplify right side
    3,868,143.22x = 11,346,823,631,866.82
  5. Step 5: Solve for x
    x = 11,346,823,631,866.82/3,868,143.22
  6. Step 6: Final answer
    x = 2,933,403.18

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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.