Home / 4,145,669.20-5,722,255.21-2,618,793.28

Finding the Fourth Proportional to 4,145,669.20, 5,722,255.21 and 2,618,793.28

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Solution

The fourth proportional to 4,145,669.20, 5,722,255.21 and 2,618,793.28 is: 3,614,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145,669.20 : 5,722,255.21 = 2,618,793.28 : x
  2. Step 2: Convert to fraction form
    4,145,669.20/5,722,255.21 = 2,618,793.28/x
  3. Step 3: Cross multiply
    4,145,669.20x = 5,722,255.21 × 2,618,793.28
  4. Step 4: Simplify right side
    4,145,669.20x = 14,985,403,461,781.71
  5. Step 5: Solve for x
    x = 14,985,403,461,781.71/4,145,669.20
  6. Step 6: Final answer
    x = 3,614,712.79

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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.