Home / 4,206,847.31-5,815,256.24-3,752,465.21

Finding the Fourth Proportional to 4,206,847.31, 5,815,256.24 and 3,752,465.21

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Solution

The fourth proportional to 4,206,847.31, 5,815,256.24 and 3,752,465.21 is: 5,187,149.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206,847.31 : 5,815,256.24 = 3,752,465.21 : x
  2. Step 2: Convert to fraction form
    4,206,847.31/5,815,256.24 = 3,752,465.21/x
  3. Step 3: Cross multiply
    4,206,847.31x = 5,815,256.24 × 3,752,465.21
  4. Step 4: Simplify right side
    4,206,847.31x = 21,821,546,727,835.41
  5. Step 5: Solve for x
    x = 21,821,546,727,835.41/4,206,847.31
  6. Step 6: Final answer
    x = 5,187,149.69

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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.