Home / 1,181,178.54-1,769,108.76-827,770.28

Finding the Fourth Proportional to 1,181,178.54, 1,769,108.76 and 827,770.28

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Solution

The fourth proportional to 1,181,178.54, 1,769,108.76 and 827,770.28 is: 1,239,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,178.54 : 1,769,108.76 = 827,770.28 : x
  2. Step 2: Convert to fraction form
    1,181,178.54/1,769,108.76 = 827,770.28/x
  3. Step 3: Cross multiply
    1,181,178.54x = 1,769,108.76 × 827,770.28
  4. Step 4: Simplify right side
    1,181,178.54x = 1,464,415,644,770.11
  5. Step 5: Solve for x
    x = 1,464,415,644,770.11/1,181,178.54
  6. Step 6: Final answer
    x = 1,239,791.95

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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.