Home / 827,103.24-1,141,836.06-556,593.48

Finding the Fourth Proportional to 827,103.24, 1,141,836.06 and 556,593.48

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Solution

The fourth proportional to 827,103.24, 1,141,836.06 and 556,593.48 is: 768,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,103.24 : 1,141,836.06 = 556,593.48 : x
  2. Step 2: Convert to fraction form
    827,103.24/1,141,836.06 = 556,593.48/x
  3. Step 3: Cross multiply
    827,103.24x = 1,141,836.06 × 556,593.48
  4. Step 4: Simplify right side
    827,103.24x = 635,538,506,224.89
  5. Step 5: Solve for x
    x = 635,538,506,224.89/827,103.24
  6. Step 6: Final answer
    x = 768,390.78

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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.