Home / 3,524,724.64-5,285,687.28-1,279,637.92

Finding the Fourth Proportional to 3,524,724.64, 5,285,687.28 and 1,279,637.92

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Solution

The fourth proportional to 3,524,724.64, 5,285,687.28 and 1,279,637.92 is: 1,918,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524,724.64 : 5,285,687.28 = 1,279,637.92 : x
  2. Step 2: Convert to fraction form
    3,524,724.64/5,285,687.28 = 1,279,637.92/x
  3. Step 3: Cross multiply
    3,524,724.64x = 5,285,687.28 × 1,279,637.92
  4. Step 4: Simplify right side
    3,524,724.64x = 6,763,765,876,749.66
  5. Step 5: Solve for x
    x = 6,763,765,876,749.66/3,524,724.64
  6. Step 6: Final answer
    x = 1,918,948.73

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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.