Home / 1,079,667.11-1,619,334.59-360,021.32

Finding the Fourth Proportional to 1,079,667.11, 1,619,334.59 and 360,021.32

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Solution

The fourth proportional to 1,079,667.11, 1,619,334.59 and 360,021.32 is: 539,976.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,667.11 : 1,619,334.59 = 360,021.32 : x
  2. Step 2: Convert to fraction form
    1,079,667.11/1,619,334.59 = 360,021.32/x
  3. Step 3: Cross multiply
    1,079,667.11x = 1,619,334.59 × 360,021.32
  4. Step 4: Simplify right side
    1,079,667.11x = 582,994,981,897.94
  5. Step 5: Solve for x
    x = 582,994,981,897.94/1,079,667.11
  6. Step 6: Final answer
    x = 539,976.61

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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.