Home / 2,162,159.06-3,243,238.11-1,981,737.26

Finding the Fourth Proportional to 2,162,159.06, 3,243,238.11 and 1,981,737.26

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Solution

The fourth proportional to 2,162,159.06, 3,243,238.11 and 1,981,737.26 is: 2,972,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,159.06 : 3,243,238.11 = 1,981,737.26 : x
  2. Step 2: Convert to fraction form
    2,162,159.06/3,243,238.11 = 1,981,737.26/x
  3. Step 3: Cross multiply
    2,162,159.06x = 3,243,238.11 × 1,981,737.26
  4. Step 4: Simplify right side
    2,162,159.06x = 6,427,245,801,584.93
  5. Step 5: Solve for x
    x = 6,427,245,801,584.93/2,162,159.06
  6. Step 6: Final answer
    x = 2,972,605.46

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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.