Home / 866,046.66-1,289,937.78-827,189.13

Finding the Fourth Proportional to 866,046.66, 1,289,937.78 and 827,189.13

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Solution

The fourth proportional to 866,046.66, 1,289,937.78 and 827,189.13 is: 1,232,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,046.66 : 1,289,937.78 = 827,189.13 : x
  2. Step 2: Convert to fraction form
    866,046.66/1,289,937.78 = 827,189.13/x
  3. Step 3: Cross multiply
    866,046.66x = 1,289,937.78 × 827,189.13
  4. Step 4: Simplify right side
    866,046.66x = 1,067,022,509,992.33
  5. Step 5: Solve for x
    x = 1,067,022,509,992.33/866,046.66
  6. Step 6: Final answer
    x = 1,232,061.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.