Home / 1,101,198.57-1,651,731.45-654,760.45

Finding the Fourth Proportional to 1,101,198.57, 1,651,731.45 and 654,760.45

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Solution

The fourth proportional to 1,101,198.57, 1,651,731.45 and 654,760.45 is: 982,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,198.57 : 1,651,731.45 = 654,760.45 : x
  2. Step 2: Convert to fraction form
    1,101,198.57/1,651,731.45 = 654,760.45/x
  3. Step 3: Cross multiply
    1,101,198.57x = 1,651,731.45 × 654,760.45
  4. Step 4: Simplify right side
    1,101,198.57x = 1,081,488,427,481.15
  5. Step 5: Solve for x
    x = 1,081,488,427,481.15/1,101,198.57
  6. Step 6: Final answer
    x = 982,101.19

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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.