Home / 1,972,651.46-2,722,103.97-1,208,601.14

Finding the Fourth Proportional to 1,972,651.46, 2,722,103.97 and 1,208,601.14

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Solution

The fourth proportional to 1,972,651.46, 2,722,103.97 and 1,208,601.14 is: 1,667,774.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,651.46 : 2,722,103.97 = 1,208,601.14 : x
  2. Step 2: Convert to fraction form
    1,972,651.46/2,722,103.97 = 1,208,601.14/x
  3. Step 3: Cross multiply
    1,972,651.46x = 2,722,103.97 × 1,208,601.14
  4. Step 4: Simplify right side
    1,972,651.46x = 3,289,937,961,340.53
  5. Step 5: Solve for x
    x = 3,289,937,961,340.53/1,972,651.46
  6. Step 6: Final answer
    x = 1,667,774.58

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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.