Home / 3,111,631.70-4,667,447.55-747,727.70

Finding the Fourth Proportional to 3,111,631.70, 4,667,447.55 and 747,727.70

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Solution

The fourth proportional to 3,111,631.70, 4,667,447.55 and 747,727.70 is: 1,121,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,631.70 : 4,667,447.55 = 747,727.70 : x
  2. Step 2: Convert to fraction form
    3,111,631.70/4,667,447.55 = 747,727.70/x
  3. Step 3: Cross multiply
    3,111,631.70x = 4,667,447.55 × 747,727.70
  4. Step 4: Simplify right side
    3,111,631.70x = 3,489,979,821,432.14
  5. Step 5: Solve for x
    x = 3,489,979,821,432.14/3,111,631.70
  6. Step 6: Final answer
    x = 1,121,591.55

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