Home / 1,428,565.83-2,142,717.52-481,944.75

Finding the Fourth Proportional to 1,428,565.83, 2,142,717.52 and 481,944.75

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Solution

The fourth proportional to 1,428,565.83, 2,142,717.52 and 481,944.75 is: 722,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,565.83 : 2,142,717.52 = 481,944.75 : x
  2. Step 2: Convert to fraction form
    1,428,565.83/2,142,717.52 = 481,944.75/x
  3. Step 3: Cross multiply
    1,428,565.83x = 2,142,717.52 × 481,944.75
  4. Step 4: Simplify right side
    1,428,565.83x = 1,032,671,450,256.97
  5. Step 5: Solve for x
    x = 1,032,671,450,256.97/1,428,565.83
  6. Step 6: Final answer
    x = 722,872.85

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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.