Home / 2,222,910.28-3,067,604.14-1,242,849.12

Finding the Fourth Proportional to 2,222,910.28, 3,067,604.14 and 1,242,849.12

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Solution

The fourth proportional to 2,222,910.28, 3,067,604.14 and 1,242,849.12 is: 1,715,125.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,910.28 : 3,067,604.14 = 1,242,849.12 : x
  2. Step 2: Convert to fraction form
    2,222,910.28/3,067,604.14 = 1,242,849.12/x
  3. Step 3: Cross multiply
    2,222,910.28x = 3,067,604.14 × 1,242,849.12
  4. Step 4: Simplify right side
    2,222,910.28x = 3,812,569,105,907.36
  5. Step 5: Solve for x
    x = 3,812,569,105,907.36/2,222,910.28
  6. Step 6: Final answer
    x = 1,715,125.05

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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.