Home / 3,111,583.50-4,667,375.25-747,679.50

Finding the Fourth Proportional to 3,111,583.50, 4,667,375.25 and 747,679.50

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Solution

The fourth proportional to 3,111,583.50, 4,667,375.25 and 747,679.50 is: 1,121,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,583.50 : 4,667,375.25 = 747,679.50 : x
  2. Step 2: Convert to fraction form
    3,111,583.50/4,667,375.25 = 747,679.50/x
  3. Step 3: Cross multiply
    3,111,583.50x = 4,667,375.25 × 747,679.50
  4. Step 4: Simplify right side
    3,111,583.50x = 3,489,700,793,232.38
  5. Step 5: Solve for x
    x = 3,489,700,793,232.38/3,111,583.50
  6. Step 6: Final answer
    x = 1,121,519.25

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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.