Home / 1,171,755.98-1,757,633.97-1,111,919.66

Finding the Fourth Proportional to 1,171,755.98, 1,757,633.97 and 1,111,919.66

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Solution

The fourth proportional to 1,171,755.98, 1,757,633.97 and 1,111,919.66 is: 1,667,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,755.98 : 1,757,633.97 = 1,111,919.66 : x
  2. Step 2: Convert to fraction form
    1,171,755.98/1,757,633.97 = 1,111,919.66/x
  3. Step 3: Cross multiply
    1,171,755.98x = 1,757,633.97 × 1,111,919.66
  4. Step 4: Simplify right side
    1,171,755.98x = 1,954,347,766,326.85
  5. Step 5: Solve for x
    x = 1,954,347,766,326.85/1,171,755.98
  6. Step 6: Final answer
    x = 1,667,879.49

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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.