Home / 3,261,179.67-4,500,843.21-1,972,029.30

Finding the Fourth Proportional to 3,261,179.67, 4,500,843.21 and 1,972,029.30

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Solution

The fourth proportional to 3,261,179.67, 4,500,843.21 and 1,972,029.30 is: 2,721,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,179.67 : 4,500,843.21 = 1,972,029.30 : x
  2. Step 2: Convert to fraction form
    3,261,179.67/4,500,843.21 = 1,972,029.30/x
  3. Step 3: Cross multiply
    3,261,179.67x = 4,500,843.21 × 1,972,029.30
  4. Step 4: Simplify right side
    3,261,179.67x = 8,875,794,684,826.05
  5. Step 5: Solve for x
    x = 8,875,794,684,826.05/3,261,179.67
  6. Step 6: Final answer
    x = 2,721,651.54

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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.