Home / 1,255,177.26-1,732,155.17-682,217.28

Finding the Fourth Proportional to 1,255,177.26, 1,732,155.17 and 682,217.28

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Solution

The fourth proportional to 1,255,177.26, 1,732,155.17 and 682,217.28 is: 941,465.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,177.26 : 1,732,155.17 = 682,217.28 : x
  2. Step 2: Convert to fraction form
    1,255,177.26/1,732,155.17 = 682,217.28/x
  3. Step 3: Cross multiply
    1,255,177.26x = 1,732,155.17 × 682,217.28
  4. Step 4: Simplify right side
    1,255,177.26x = 1,181,706,185,204.25
  5. Step 5: Solve for x
    x = 1,181,706,185,204.25/1,255,177.26
  6. Step 6: Final answer
    x = 941,465.58

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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.