Home / 881,489.20-1,322,233.80-725,969.20

Finding the Fourth Proportional to 881,489.20, 1,322,233.80 and 725,969.20

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Solution

The fourth proportional to 881,489.20, 1,322,233.80 and 725,969.20 is: 1,088,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,489.20 : 1,322,233.80 = 725,969.20 : x
  2. Step 2: Convert to fraction form
    881,489.20/1,322,233.80 = 725,969.20/x
  3. Step 3: Cross multiply
    881,489.20x = 1,322,233.80 × 725,969.20
  4. Step 4: Simplify right side
    881,489.20x = 959,901,013,998.96
  5. Step 5: Solve for x
    x = 959,901,013,998.96/881,489.20
  6. Step 6: Final answer
    x = 1,088,953.80

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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.