Home / 3,238,667.10-4,858,000.65-3,191,427.90

Finding the Fourth Proportional to 3,238,667.10, 4,858,000.65 and 3,191,427.90

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Solution

The fourth proportional to 3,238,667.10, 4,858,000.65 and 3,191,427.90 is: 4,787,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,667.10 : 4,858,000.65 = 3,191,427.90 : x
  2. Step 2: Convert to fraction form
    3,238,667.10/4,858,000.65 = 3,191,427.90/x
  3. Step 3: Cross multiply
    3,238,667.10x = 4,858,000.65 × 3,191,427.90
  4. Step 4: Simplify right side
    3,238,667.10x = 15,503,958,812,628.13
  5. Step 5: Solve for x
    x = 15,503,958,812,628.13/3,238,667.10
  6. Step 6: Final answer
    x = 4,787,141.85

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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.