Home / 1,972,648-2,722,227.34-1,101,496.14

Finding the Fourth Proportional to 1,972,648, 2,722,227.34 and 1,101,496.14

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Solution

The fourth proportional to 1,972,648, 2,722,227.34 and 1,101,496.14 is: 1,520,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,648 : 2,722,227.34 = 1,101,496.14 : x
  2. Step 2: Convert to fraction form
    1,972,648/2,722,227.34 = 1,101,496.14/x
  3. Step 3: Cross multiply
    1,972,648x = 2,722,227.34 × 1,101,496.14
  4. Step 4: Simplify right side
    1,972,648x = 2,998,522,907,212.47
  5. Step 5: Solve for x
    x = 2,998,522,907,212.47/1,972,648
  6. Step 6: Final answer
    x = 1,520,049.65

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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.