Home / 1,255,474.80-1,732,517.64-682,500.24

Finding the Fourth Proportional to 1,255,474.80, 1,732,517.64 and 682,500.24

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Solution

The fourth proportional to 1,255,474.80, 1,732,517.64 and 682,500.24 is: 941,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,474.80 : 1,732,517.64 = 682,500.24 : x
  2. Step 2: Convert to fraction form
    1,255,474.80/1,732,517.64 = 682,500.24/x
  3. Step 3: Cross multiply
    1,255,474.80x = 1,732,517.64 × 682,500.24
  4. Step 4: Simplify right side
    1,255,474.80x = 1,182,443,705,104.23
  5. Step 5: Solve for x
    x = 1,182,443,705,104.23/1,255,474.80
  6. Step 6: Final answer
    x = 941,829.90

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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.