Home / 2,255,853.75-3,383,979.73-636,636.92

Finding the Fourth Proportional to 2,255,853.75, 3,383,979.73 and 636,636.92

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Solution

The fourth proportional to 2,255,853.75, 3,383,979.73 and 636,636.92 is: 955,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,853.75 : 3,383,979.73 = 636,636.92 : x
  2. Step 2: Convert to fraction form
    2,255,853.75/3,383,979.73 = 636,636.92/x
  3. Step 3: Cross multiply
    2,255,853.75x = 3,383,979.73 × 636,636.92
  4. Step 4: Simplify right side
    2,255,853.75x = 2,154,366,414,138.14
  5. Step 5: Solve for x
    x = 2,154,366,414,138.14/2,255,853.75
  6. Step 6: Final answer
    x = 955,011.56

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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.