Home / 1,183,822.31-1,633,834.71-667,682.12

Finding the Fourth Proportional to 1,183,822.31, 1,633,834.71 and 667,682.12

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Solution

The fourth proportional to 1,183,822.31, 1,633,834.71 and 667,682.12 is: 921,491.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,822.31 : 1,633,834.71 = 667,682.12 : x
  2. Step 2: Convert to fraction form
    1,183,822.31/1,633,834.71 = 667,682.12/x
  3. Step 3: Cross multiply
    1,183,822.31x = 1,633,834.71 × 667,682.12
  4. Step 4: Simplify right side
    1,183,822.31x = 1,090,882,226,986.97
  5. Step 5: Solve for x
    x = 1,090,882,226,986.97/1,183,822.31
  6. Step 6: Final answer
    x = 921,491.52

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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.