Home / 1,131,006.43-1,560,268.60-1,002,076.30

Finding the Fourth Proportional to 1,131,006.43, 1,560,268.60 and 1,002,076.30

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Solution

The fourth proportional to 1,131,006.43, 1,560,268.60 and 1,002,076.30 is: 1,382,404.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,006.43 : 1,560,268.60 = 1,002,076.30 : x
  2. Step 2: Convert to fraction form
    1,131,006.43/1,560,268.60 = 1,002,076.30/x
  3. Step 3: Cross multiply
    1,131,006.43x = 1,560,268.60 × 1,002,076.30
  4. Step 4: Simplify right side
    1,131,006.43x = 1,563,508,185,694.18
  5. Step 5: Solve for x
    x = 1,563,508,185,694.18/1,131,006.43
  6. Step 6: Final answer
    x = 1,382,404.33

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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.