Home / 4,930,972.40-7,408,900.20-3,134,716.40

Finding the Fourth Proportional to 4,930,972.40, 7,408,900.20 and 3,134,716.40

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Solution

The fourth proportional to 4,930,972.40, 7,408,900.20 and 3,134,716.40 is: 4,709,983.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,972.40 : 7,408,900.20 = 3,134,716.40 : x
  2. Step 2: Convert to fraction form
    4,930,972.40/7,408,900.20 = 3,134,716.40/x
  3. Step 3: Cross multiply
    4,930,972.40x = 7,408,900.20 × 3,134,716.40
  4. Step 4: Simplify right side
    4,930,972.40x = 23,224,800,962,903.28
  5. Step 5: Solve for x
    x = 23,224,800,962,903.28/4,930,972.40
  6. Step 6: Final answer
    x = 4,709,983.97

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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.