Home / 3,115,671.20-4,663,138.80-2,260,311.20

Finding the Fourth Proportional to 3,115,671.20, 4,663,138.80 and 2,260,311.20

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Solution

The fourth proportional to 3,115,671.20, 4,663,138.80 and 2,260,311.20 is: 3,382,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,671.20 : 4,663,138.80 = 2,260,311.20 : x
  2. Step 2: Convert to fraction form
    3,115,671.20/4,663,138.80 = 2,260,311.20/x
  3. Step 3: Cross multiply
    3,115,671.20x = 4,663,138.80 × 2,260,311.20
  4. Step 4: Simplify right side
    3,115,671.20x = 10,540,144,856,794.56
  5. Step 5: Solve for x
    x = 10,540,144,856,794.56/3,115,671.20
  6. Step 6: Final answer
    x = 3,382,945.18

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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.