Home / 1,255,099.86-1,732,027.46-682,143.53

Finding the Fourth Proportional to 1,255,099.86, 1,732,027.46 and 682,143.53

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Solution

The fourth proportional to 1,255,099.86, 1,732,027.46 and 682,143.53 is: 941,352.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,099.86 : 1,732,027.46 = 682,143.53 : x
  2. Step 2: Convert to fraction form
    1,255,099.86/1,732,027.46 = 682,143.53/x
  3. Step 3: Cross multiply
    1,255,099.86x = 1,732,027.46 × 682,143.53
  4. Step 4: Simplify right side
    1,255,099.86x = 1,181,491,313,550.48
  5. Step 5: Solve for x
    x = 1,181,491,313,550.48/1,255,099.86
  6. Step 6: Final answer
    x = 941,352.44

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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.