Home / 1,932,914.88-2,667,266.97-1,117,171.39

Finding the Fourth Proportional to 1,932,914.88, 2,667,266.97 and 1,117,171.39

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Solution

The fourth proportional to 1,932,914.88, 2,667,266.97 and 1,117,171.39 is: 1,541,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,914.88 : 2,667,266.97 = 1,117,171.39 : x
  2. Step 2: Convert to fraction form
    1,932,914.88/2,667,266.97 = 1,117,171.39/x
  3. Step 3: Cross multiply
    1,932,914.88x = 2,667,266.97 × 1,117,171.39
  4. Step 4: Simplify right side
    1,932,914.88x = 2,979,794,348,375.99
  5. Step 5: Solve for x
    x = 2,979,794,348,375.99/1,932,914.88
  6. Step 6: Final answer
    x = 1,541,606.61

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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.