Home / 1,905,997.15-2,858,996.76-1,196,523.42

Finding the Fourth Proportional to 1,905,997.15, 2,858,996.76 and 1,196,523.42

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Solution

The fourth proportional to 1,905,997.15, 2,858,996.76 and 1,196,523.42 is: 1,794,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,997.15 : 2,858,996.76 = 1,196,523.42 : x
  2. Step 2: Convert to fraction form
    1,905,997.15/2,858,996.76 = 1,196,523.42/x
  3. Step 3: Cross multiply
    1,905,997.15x = 2,858,996.76 × 1,196,523.42
  4. Step 4: Simplify right side
    1,905,997.15x = 3,420,856,573,876.85
  5. Step 5: Solve for x
    x = 3,420,856,573,876.85/1,905,997.15
  6. Step 6: Final answer
    x = 1,794,785.77

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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.