Home / 4,721,974.35-7,082,169.21-1,310,607.54

Finding the Fourth Proportional to 4,721,974.35, 7,082,169.21 and 1,310,607.54

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Solution

The fourth proportional to 4,721,974.35, 7,082,169.21 and 1,310,607.54 is: 1,965,691.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721,974.35 : 7,082,169.21 = 1,310,607.54 : x
  2. Step 2: Convert to fraction form
    4,721,974.35/7,082,169.21 = 1,310,607.54/x
  3. Step 3: Cross multiply
    4,721,974.35x = 7,082,169.21 × 1,310,607.54
  4. Step 4: Simplify right side
    4,721,974.35x = 9,281,944,324,217.96
  5. Step 5: Solve for x
    x = 9,281,944,324,217.96/4,721,974.35
  6. Step 6: Final answer
    x = 1,965,691.39

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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.