Home / 1,349,936.92-1,863,103.22-826,959.61

Finding the Fourth Proportional to 1,349,936.92, 1,863,103.22 and 826,959.61

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Solution

The fourth proportional to 1,349,936.92, 1,863,103.22 and 826,959.61 is: 1,141,320.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,936.92 : 1,863,103.22 = 826,959.61 : x
  2. Step 2: Convert to fraction form
    1,349,936.92/1,863,103.22 = 826,959.61/x
  3. Step 3: Cross multiply
    1,349,936.92x = 1,863,103.22 × 826,959.61
  4. Step 4: Simplify right side
    1,349,936.92x = 1,540,711,112,200.94
  5. Step 5: Solve for x
    x = 1,540,711,112,200.94/1,349,936.92
  6. Step 6: Final answer
    x = 1,141,320.82

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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.