Home / 2,637,768.30-3,956,578.26-840,759.48

Finding the Fourth Proportional to 2,637,768.30, 3,956,578.26 and 840,759.48

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Solution

The fourth proportional to 2,637,768.30, 3,956,578.26 and 840,759.48 is: 1,261,115.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,768.30 : 3,956,578.26 = 840,759.48 : x
  2. Step 2: Convert to fraction form
    2,637,768.30/3,956,578.26 = 840,759.48/x
  3. Step 3: Cross multiply
    2,637,768.30x = 3,956,578.26 × 840,759.48
  4. Step 4: Simplify right side
    2,637,768.30x = 3,326,530,680,456.90
  5. Step 5: Solve for x
    x = 3,326,530,680,456.90/2,637,768.30
  6. Step 6: Final answer
    x = 1,261,115.57

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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.