Home / 1,932,910.87-2,667,261.45-1,117,167.39

Finding the Fourth Proportional to 1,932,910.87, 2,667,261.45 and 1,117,167.39

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Solution

The fourth proportional to 1,932,910.87, 2,667,261.45 and 1,117,167.39 is: 1,541,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,910.87 : 2,667,261.45 = 1,117,167.39 : x
  2. Step 2: Convert to fraction form
    1,932,910.87/2,667,261.45 = 1,117,167.39/x
  3. Step 3: Cross multiply
    1,932,910.87x = 2,667,261.45 × 1,117,167.39
  4. Step 4: Simplify right side
    1,932,910.87x = 2,979,777,516,733.49
  5. Step 5: Solve for x
    x = 2,979,777,516,733.49/1,932,910.87
  6. Step 6: Final answer
    x = 1,541,601.09

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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.