Home / 1,192,916.82-1,790,162.54-632,344.98

Finding the Fourth Proportional to 1,192,916.82, 1,790,162.54 and 632,344.98

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Solution

The fourth proportional to 1,192,916.82, 1,790,162.54 and 632,344.98 is: 948,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,916.82 : 1,790,162.54 = 632,344.98 : x
  2. Step 2: Convert to fraction form
    1,192,916.82/1,790,162.54 = 632,344.98/x
  3. Step 3: Cross multiply
    1,192,916.82x = 1,790,162.54 × 632,344.98
  4. Step 4: Simplify right side
    1,192,916.82x = 1,132,000,295,553.05
  5. Step 5: Solve for x
    x = 1,132,000,295,553.05/1,192,916.82
  6. Step 6: Final answer
    x = 948,934.81

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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.