Home / 2,086,608.78-3,131,076.06-1,127,044.98

Finding the Fourth Proportional to 2,086,608.78, 3,131,076.06 and 1,127,044.98

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Solution

The fourth proportional to 2,086,608.78, 3,131,076.06 and 1,127,044.98 is: 1,691,195.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,608.78 : 3,131,076.06 = 1,127,044.98 : x
  2. Step 2: Convert to fraction form
    2,086,608.78/3,131,076.06 = 1,127,044.98/x
  3. Step 3: Cross multiply
    2,086,608.78x = 3,131,076.06 × 1,127,044.98
  4. Step 4: Simplify right side
    2,086,608.78x = 3,528,863,555,421.18
  5. Step 5: Solve for x
    x = 3,528,863,555,421.18/2,086,608.78
  6. Step 6: Final answer
    x = 1,691,195.58

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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.