Home / 3,154,872.60-4,722,977.70-2,970,322.20

Finding the Fourth Proportional to 3,154,872.60, 4,722,977.70 and 2,970,322.20

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Solution

The fourth proportional to 3,154,872.60, 4,722,977.70 and 2,970,322.20 is: 4,446,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,872.60 : 4,722,977.70 = 2,970,322.20 : x
  2. Step 2: Convert to fraction form
    3,154,872.60/4,722,977.70 = 2,970,322.20/x
  3. Step 3: Cross multiply
    3,154,872.60x = 4,722,977.70 × 2,970,322.20
  4. Step 4: Simplify right side
    3,154,872.60x = 14,028,765,512,414.94
  5. Step 5: Solve for x
    x = 14,028,765,512,414.94/3,154,872.60
  6. Step 6: Final answer
    x = 4,446,697.95

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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.