Home / 4,278,491.20-6,408,405.60-4,278,491.20

Finding the Fourth Proportional to 4,278,491.20, 6,408,405.60 and 4,278,491.20

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Solution

The fourth proportional to 4,278,491.20, 6,408,405.60 and 4,278,491.20 is: 6,408,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,491.20 : 6,408,405.60 = 4,278,491.20 : x
  2. Step 2: Convert to fraction form
    4,278,491.20/6,408,405.60 = 4,278,491.20/x
  3. Step 3: Cross multiply
    4,278,491.20x = 6,408,405.60 × 4,278,491.20
  4. Step 4: Simplify right side
    4,278,491.20x = 27,418,306,965,630.72
  5. Step 5: Solve for x
    x = 27,418,306,965,630.72/4,278,491.20
  6. Step 6: Final answer
    x = 6,408,405.60

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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.