Home / 3,380,788.58-5,071,773.38-1,487,480.81

Finding the Fourth Proportional to 3,380,788.58, 5,071,773.38 and 1,487,480.81

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Solution

The fourth proportional to 3,380,788.58, 5,071,773.38 and 1,487,480.81 is: 2,231,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,788.58 : 5,071,773.38 = 1,487,480.81 : x
  2. Step 2: Convert to fraction form
    3,380,788.58/5,071,773.38 = 1,487,480.81/x
  3. Step 3: Cross multiply
    3,380,788.58x = 5,071,773.38 × 1,487,480.81
  4. Step 4: Simplify right side
    3,380,788.58x = 7,544,165,542,622.57
  5. Step 5: Solve for x
    x = 7,544,165,542,622.57/3,380,788.58
  6. Step 6: Final answer
    x = 2,231,481.02

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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.