Home / 3,616,474.29-5,424,919.17-1,311,469.21

Finding the Fourth Proportional to 3,616,474.29, 5,424,919.17 and 1,311,469.21

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Solution

The fourth proportional to 3,616,474.29, 5,424,919.17 and 1,311,469.21 is: 1,967,279.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,474.29 : 5,424,919.17 = 1,311,469.21 : x
  2. Step 2: Convert to fraction form
    3,616,474.29/5,424,919.17 = 1,311,469.21/x
  3. Step 3: Cross multiply
    3,616,474.29x = 5,424,919.17 × 1,311,469.21
  4. Step 4: Simplify right side
    3,616,474.29x = 7,114,614,458,193.76
  5. Step 5: Solve for x
    x = 7,114,614,458,193.76/3,616,474.29
  6. Step 6: Final answer
    x = 1,967,279.15

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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.