Home / 3,553,194.12-5,329,792.11-994,785.90

Finding the Fourth Proportional to 3,553,194.12, 5,329,792.11 and 994,785.90

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Solution

The fourth proportional to 3,553,194.12, 5,329,792.11 and 994,785.90 is: 1,492,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,194.12 : 5,329,792.11 = 994,785.90 : x
  2. Step 2: Convert to fraction form
    3,553,194.12/5,329,792.11 = 994,785.90/x
  3. Step 3: Cross multiply
    3,553,194.12x = 5,329,792.11 × 994,785.90
  4. Step 4: Simplify right side
    3,553,194.12x = 5,302,002,040,959.25
  5. Step 5: Solve for x
    x = 5,302,002,040,959.25/3,553,194.12
  6. Step 6: Final answer
    x = 1,492,179.11

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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.