Home / 2,560,458.60-3,840,687.90-667,200.04

Finding the Fourth Proportional to 2,560,458.60, 3,840,687.90 and 667,200.04

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Solution

The fourth proportional to 2,560,458.60, 3,840,687.90 and 667,200.04 is: 1,000,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,458.60 : 3,840,687.90 = 667,200.04 : x
  2. Step 2: Convert to fraction form
    2,560,458.60/3,840,687.90 = 667,200.04/x
  3. Step 3: Cross multiply
    2,560,458.60x = 3,840,687.90 × 667,200.04
  4. Step 4: Simplify right side
    2,560,458.60x = 2,562,507,110,905.80
  5. Step 5: Solve for x
    x = 2,562,507,110,905.80/2,560,458.60
  6. Step 6: Final answer
    x = 1,000,800.06

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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.