Home / 2,642,691.75-3,647,426.07-1,723,324.77

Finding the Fourth Proportional to 2,642,691.75, 3,647,426.07 and 1,723,324.77

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Solution

The fourth proportional to 2,642,691.75, 3,647,426.07 and 1,723,324.77 is: 2,378,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,691.75 : 3,647,426.07 = 1,723,324.77 : x
  2. Step 2: Convert to fraction form
    2,642,691.75/3,647,426.07 = 1,723,324.77/x
  3. Step 3: Cross multiply
    2,642,691.75x = 3,647,426.07 × 1,723,324.77
  4. Step 4: Simplify right side
    2,642,691.75x = 6,285,699,696,023.91
  5. Step 5: Solve for x
    x = 6,285,699,696,023.91/2,642,691.75
  6. Step 6: Final answer
    x = 2,378,521.71

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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.