Home / 1,541,103.24-2,126,606.94-861,908.52

Finding the Fourth Proportional to 1,541,103.24, 2,126,606.94 and 861,908.52

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Solution

The fourth proportional to 1,541,103.24, 2,126,606.94 and 861,908.52 is: 1,189,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,103.24 : 2,126,606.94 = 861,908.52 : x
  2. Step 2: Convert to fraction form
    1,541,103.24/2,126,606.94 = 861,908.52/x
  3. Step 3: Cross multiply
    1,541,103.24x = 2,126,606.94 × 861,908.52
  4. Step 4: Simplify right side
    1,541,103.24x = 1,832,940,640,277.13
  5. Step 5: Solve for x
    x = 1,832,940,640,277.13/1,541,103.24
  6. Step 6: Final answer
    x = 1,189,369.14

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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.