Home / 5,229,822.60-7,217,340.21-2,906,761.43

Finding the Fourth Proportional to 5,229,822.60, 7,217,340.21 and 2,906,761.43

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Solution

The fourth proportional to 5,229,822.60, 7,217,340.21 and 2,906,761.43 is: 4,011,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,822.60 : 7,217,340.21 = 2,906,761.43 : x
  2. Step 2: Convert to fraction form
    5,229,822.60/7,217,340.21 = 2,906,761.43/x
  3. Step 3: Cross multiply
    5,229,822.60x = 7,217,340.21 × 2,906,761.43
  4. Step 4: Simplify right side
    5,229,822.60x = 20,979,086,113,529.40
  5. Step 5: Solve for x
    x = 20,979,086,113,529.40/5,229,822.60
  6. Step 6: Final answer
    x = 4,011,433.60

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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.