Home / 2,136,222.44-3,204,857.82-640,313

Finding the Fourth Proportional to 2,136,222.44, 3,204,857.82 and 640,313

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Solution

The fourth proportional to 2,136,222.44, 3,204,857.82 and 640,313 is: 960,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,222.44 : 3,204,857.82 = 640,313 : x
  2. Step 2: Convert to fraction form
    2,136,222.44/3,204,857.82 = 640,313/x
  3. Step 3: Cross multiply
    2,136,222.44x = 3,204,857.82 × 640,313
  4. Step 4: Simplify right side
    2,136,222.44x = 2,052,112,125,297.66
  5. Step 5: Solve for x
    x = 2,052,112,125,297.66/2,136,222.44
  6. Step 6: Final answer
    x = 960,626.61

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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.