Home / 5,303,781.28-7,951,381.20-1,658,635.77

Finding the Fourth Proportional to 5,303,781.28, 7,951,381.20 and 1,658,635.77

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Solution

The fourth proportional to 5,303,781.28, 7,951,381.20 and 1,658,635.77 is: 2,486,611.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303,781.28 : 7,951,381.20 = 1,658,635.77 : x
  2. Step 2: Convert to fraction form
    5,303,781.28/7,951,381.20 = 1,658,635.77/x
  3. Step 3: Cross multiply
    5,303,781.28x = 7,951,381.20 × 1,658,635.77
  4. Step 4: Simplify right side
    5,303,781.28x = 13,188,445,279,225.53
  5. Step 5: Solve for x
    x = 13,188,445,279,225.53/5,303,781.28
  6. Step 6: Final answer
    x = 2,486,611.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.