Home / 1,171,773.86-1,757,660.78-1,111,937.54

Finding the Fourth Proportional to 1,171,773.86, 1,757,660.78 and 1,111,937.54

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Solution

The fourth proportional to 1,171,773.86, 1,757,660.78 and 1,111,937.54 is: 1,667,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,773.86 : 1,757,660.78 = 1,111,937.54 : x
  2. Step 2: Convert to fraction form
    1,171,773.86/1,757,660.78 = 1,111,937.54/x
  3. Step 3: Cross multiply
    1,171,773.86x = 1,757,660.78 × 1,111,937.54
  4. Step 4: Simplify right side
    1,171,773.86x = 1,954,408,997,859.22
  5. Step 5: Solve for x
    x = 1,954,408,997,859.22/1,171,773.86
  6. Step 6: Final answer
    x = 1,667,906.30

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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.