Home / 1,383,164.80-2,073,917.76-540,712.96

Finding the Fourth Proportional to 1,383,164.80, 2,073,917.76 and 540,712.96

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Solution

The fourth proportional to 1,383,164.80, 2,073,917.76 and 540,712.96 is: 810,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,164.80 : 2,073,917.76 = 540,712.96 : x
  2. Step 2: Convert to fraction form
    1,383,164.80/2,073,917.76 = 540,712.96/x
  3. Step 3: Cross multiply
    1,383,164.80x = 2,073,917.76 × 540,712.96
  4. Step 4: Simplify right side
    1,383,164.80x = 1,121,394,210,806.17
  5. Step 5: Solve for x
    x = 1,121,394,210,806.17/1,383,164.80
  6. Step 6: Final answer
    x = 810,745.19

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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.