Home / 1,283,949.46-1,771,676.49-710,974.90

Finding the Fourth Proportional to 1,283,949.46, 1,771,676.49 and 710,974.90

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Solution

The fourth proportional to 1,283,949.46, 1,771,676.49 and 710,974.90 is: 981,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,949.46 : 1,771,676.49 = 710,974.90 : x
  2. Step 2: Convert to fraction form
    1,283,949.46/1,771,676.49 = 710,974.90/x
  3. Step 3: Cross multiply
    1,283,949.46x = 1,771,676.49 × 710,974.90
  4. Step 4: Simplify right side
    1,283,949.46x = 1,259,617,515,310.10
  5. Step 5: Solve for x
    x = 1,259,617,515,310.10/1,283,949.46
  6. Step 6: Final answer
    x = 981,049.14

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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.