Home / 1,040,998.20-1,561,497.30-881,565.90

Finding the Fourth Proportional to 1,040,998.20, 1,561,497.30 and 881,565.90

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Solution

The fourth proportional to 1,040,998.20, 1,561,497.30 and 881,565.90 is: 1,322,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,998.20 : 1,561,497.30 = 881,565.90 : x
  2. Step 2: Convert to fraction form
    1,040,998.20/1,561,497.30 = 881,565.90/x
  3. Step 3: Cross multiply
    1,040,998.20x = 1,561,497.30 × 881,565.90
  4. Step 4: Simplify right side
    1,040,998.20x = 1,376,562,772,622.07
  5. Step 5: Solve for x
    x = 1,376,562,772,622.07/1,040,998.20
  6. Step 6: Final answer
    x = 1,322,348.85

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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.