Home / 1,246,108.28-1,873,064.12-822,367.17

Finding the Fourth Proportional to 1,246,108.28, 1,873,064.12 and 822,367.17

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Solution

The fourth proportional to 1,246,108.28, 1,873,064.12 and 822,367.17 is: 1,236,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,108.28 : 1,873,064.12 = 822,367.17 : x
  2. Step 2: Convert to fraction form
    1,246,108.28/1,873,064.12 = 822,367.17/x
  3. Step 3: Cross multiply
    1,246,108.28x = 1,873,064.12 × 822,367.17
  4. Step 4: Simplify right side
    1,246,108.28x = 1,540,346,435,481.10
  5. Step 5: Solve for x
    x = 1,540,346,435,481.10/1,246,108.28
  6. Step 6: Final answer
    x = 1,236,125.68

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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.