Home / 2,255,641.88-3,383,661.76-636,424.88

Finding the Fourth Proportional to 2,255,641.88, 3,383,661.76 and 636,424.88

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Solution

The fourth proportional to 2,255,641.88, 3,383,661.76 and 636,424.88 is: 954,693.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,641.88 : 3,383,661.76 = 636,424.88 : x
  2. Step 2: Convert to fraction form
    2,255,641.88/3,383,661.76 = 636,424.88/x
  3. Step 3: Cross multiply
    2,255,641.88x = 3,383,661.76 × 636,424.88
  4. Step 4: Simplify right side
    2,255,641.88x = 2,153,446,529,568.59
  5. Step 5: Solve for x
    x = 2,153,446,529,568.59/2,255,641.88
  6. Step 6: Final answer
    x = 954,693.45

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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.