Home / 1,132,652.20-1,562,786.61-667,525.20

Finding the Fourth Proportional to 1,132,652.20, 1,562,786.61 and 667,525.20

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Solution

The fourth proportional to 1,132,652.20, 1,562,786.61 and 667,525.20 is: 921,023.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,652.20 : 1,562,786.61 = 667,525.20 : x
  2. Step 2: Convert to fraction form
    1,132,652.20/1,562,786.61 = 667,525.20/x
  3. Step 3: Cross multiply
    1,132,652.20x = 1,562,786.61 × 667,525.20
  4. Step 4: Simplify right side
    1,132,652.20x = 1,043,199,448,579.41
  5. Step 5: Solve for x
    x = 1,043,199,448,579.41/1,132,652.20
  6. Step 6: Final answer
    x = 921,023.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.