Home / 2,631,696.86-3,631,747.11-1,424,472.86

Finding the Fourth Proportional to 2,631,696.86, 3,631,747.11 and 1,424,472.86

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Solution

The fourth proportional to 2,631,696.86, 3,631,747.11 and 1,424,472.86 is: 1,965,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,696.86 : 3,631,747.11 = 1,424,472.86 : x
  2. Step 2: Convert to fraction form
    2,631,696.86/3,631,747.11 = 1,424,472.86/x
  3. Step 3: Cross multiply
    2,631,696.86x = 3,631,747.11 × 1,424,472.86
  4. Step 4: Simplify right side
    2,631,696.86x = 5,173,325,192,578.43
  5. Step 5: Solve for x
    x = 5,173,325,192,578.43/2,631,696.86
  6. Step 6: Final answer
    x = 1,965,775.49

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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.