Home / 3,728,512.76-5,565,549.64-3,199,433.72

Finding the Fourth Proportional to 3,728,512.76, 5,565,549.64 and 3,199,433.72

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Solution

The fourth proportional to 3,728,512.76, 5,565,549.64 and 3,199,433.72 is: 4,775,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,512.76 : 5,565,549.64 = 3,199,433.72 : x
  2. Step 2: Convert to fraction form
    3,728,512.76/5,565,549.64 = 3,199,433.72/x
  3. Step 3: Cross multiply
    3,728,512.76x = 5,565,549.64 × 3,199,433.72
  4. Step 4: Simplify right side
    3,728,512.76x = 17,806,607,188,549.86
  5. Step 5: Solve for x
    x = 17,806,607,188,549.86/3,728,512.76
  6. Step 6: Final answer
    x = 4,775,793.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.