Home / 3,993,115.73-5,988,491.19-1,113,788.21

Finding the Fourth Proportional to 3,993,115.73, 5,988,491.19 and 1,113,788.21

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Solution

The fourth proportional to 3,993,115.73, 5,988,491.19 and 1,113,788.21 is: 1,670,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,993,115.73 : 5,988,491.19 = 1,113,788.21 : x
  2. Step 2: Convert to fraction form
    3,993,115.73/5,988,491.19 = 1,113,788.21/x
  3. Step 3: Cross multiply
    3,993,115.73x = 5,988,491.19 × 1,113,788.21
  4. Step 4: Simplify right side
    3,993,115.73x = 6,669,910,853,168.42
  5. Step 5: Solve for x
    x = 6,669,910,853,168.42/3,993,115.73
  6. Step 6: Final answer
    x = 1,670,352.50

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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.