Home / 2,560,522.68-3,840,785.30-667,259.32

Finding the Fourth Proportional to 2,560,522.68, 3,840,785.30 and 667,259.32

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Solution

The fourth proportional to 2,560,522.68, 3,840,785.30 and 667,259.32 is: 1,000,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,522.68 : 3,840,785.30 = 667,259.32 : x
  2. Step 2: Convert to fraction form
    2,560,522.68/3,840,785.30 = 667,259.32/x
  3. Step 3: Cross multiply
    2,560,522.68x = 3,840,785.30 × 667,259.32
  4. Step 4: Simplify right side
    2,560,522.68x = 2,562,799,787,544.00
  5. Step 5: Solve for x
    x = 2,562,799,787,544.00/2,560,522.68
  6. Step 6: Final answer
    x = 1,000,889.31

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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.