Home / 2,560,520.68-3,840,782.30-667,257.32

Finding the Fourth Proportional to 2,560,520.68, 3,840,782.30 and 667,257.32

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Solution

The fourth proportional to 2,560,520.68, 3,840,782.30 and 667,257.32 is: 1,000,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,520.68 : 3,840,782.30 = 667,257.32 : x
  2. Step 2: Convert to fraction form
    2,560,520.68/3,840,782.30 = 667,257.32/x
  3. Step 3: Cross multiply
    2,560,520.68x = 3,840,782.30 × 667,257.32
  4. Step 4: Simplify right side
    2,560,520.68x = 2,562,790,104,201.44
  5. Step 5: Solve for x
    x = 2,562,790,104,201.44/2,560,520.68
  6. Step 6: Final answer
    x = 1,000,886.31

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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.