Home / 1,246,081.30-1,873,023.58-822,340.15

Finding the Fourth Proportional to 1,246,081.30, 1,873,023.58 and 822,340.15

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Solution

The fourth proportional to 1,246,081.30, 1,873,023.58 and 822,340.15 is: 1,236,085.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,081.30 : 1,873,023.58 = 822,340.15 : x
  2. Step 2: Convert to fraction form
    1,246,081.30/1,873,023.58 = 822,340.15/x
  3. Step 3: Cross multiply
    1,246,081.30x = 1,873,023.58 × 822,340.15
  4. Step 4: Simplify right side
    1,246,081.30x = 1,540,262,488,076.10
  5. Step 5: Solve for x
    x = 1,540,262,488,076.10/1,246,081.30
  6. Step 6: Final answer
    x = 1,236,085.06

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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.