Home / 2,591,272.22-3,886,908.53-1,328,294.30

Finding the Fourth Proportional to 2,591,272.22, 3,886,908.53 and 1,328,294.30

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Solution

The fourth proportional to 2,591,272.22, 3,886,908.53 and 1,328,294.30 is: 1,992,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,272.22 : 3,886,908.53 = 1,328,294.30 : x
  2. Step 2: Convert to fraction form
    2,591,272.22/3,886,908.53 = 1,328,294.30/x
  3. Step 3: Cross multiply
    2,591,272.22x = 3,886,908.53 × 1,328,294.30
  4. Step 4: Simplify right side
    2,591,272.22x = 5,162,958,418,944.36
  5. Step 5: Solve for x
    x = 5,162,958,418,944.36/2,591,272.22
  6. Step 6: Final answer
    x = 1,992,441.55

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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.