Home / 3,935,969.03-5,431,469.45-2,193,545.70

Finding the Fourth Proportional to 3,935,969.03, 5,431,469.45 and 2,193,545.70

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Solution

The fourth proportional to 3,935,969.03, 5,431,469.45 and 2,193,545.70 is: 3,026,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,969.03 : 5,431,469.45 = 2,193,545.70 : x
  2. Step 2: Convert to fraction form
    3,935,969.03/5,431,469.45 = 2,193,545.70/x
  3. Step 3: Cross multiply
    3,935,969.03x = 5,431,469.45 × 2,193,545.70
  4. Step 4: Simplify right side
    3,935,969.03x = 11,914,176,445,761.14
  5. Step 5: Solve for x
    x = 11,914,176,445,761.14/3,935,969.03
  6. Step 6: Final answer
    x = 3,026,999.54

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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.