Home / 1,079,727.48-1,619,425.14-360,081.78

Finding the Fourth Proportional to 1,079,727.48, 1,619,425.14 and 360,081.78

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Solution

The fourth proportional to 1,079,727.48, 1,619,425.14 and 360,081.78 is: 540,067.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,727.48 : 1,619,425.14 = 360,081.78 : x
  2. Step 2: Convert to fraction form
    1,079,727.48/1,619,425.14 = 360,081.78/x
  3. Step 3: Cross multiply
    1,079,727.48x = 1,619,425.14 × 360,081.78
  4. Step 4: Simplify right side
    1,079,727.48x = 583,125,486,987.95
  5. Step 5: Solve for x
    x = 583,125,486,987.95/1,079,727.48
  6. Step 6: Final answer
    x = 540,067.28

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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.