Home / 2,419,919.39-3,339,386.46-1,317,327.85

Finding the Fourth Proportional to 2,419,919.39, 3,339,386.46 and 1,317,327.85

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Solution

The fourth proportional to 2,419,919.39, 3,339,386.46 and 1,317,327.85 is: 1,817,856.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,919.39 : 3,339,386.46 = 1,317,327.85 : x
  2. Step 2: Convert to fraction form
    2,419,919.39/3,339,386.46 = 1,317,327.85/x
  3. Step 3: Cross multiply
    2,419,919.39x = 3,339,386.46 × 1,317,327.85
  4. Step 4: Simplify right side
    2,419,919.39x = 4,399,066,765,680.66
  5. Step 5: Solve for x
    x = 4,399,066,765,680.66/2,419,919.39
  6. Step 6: Final answer
    x = 1,817,856.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.