Home / 2,136,924.48-3,205,553.40-620,632.20

Finding the Fourth Proportional to 2,136,924.48, 3,205,553.40 and 620,632.20

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Solution

The fourth proportional to 2,136,924.48, 3,205,553.40 and 620,632.20 is: 930,996.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,924.48 : 3,205,553.40 = 620,632.20 : x
  2. Step 2: Convert to fraction form
    2,136,924.48/3,205,553.40 = 620,632.20/x
  3. Step 3: Cross multiply
    2,136,924.48x = 3,205,553.40 × 620,632.20
  4. Step 4: Simplify right side
    2,136,924.48x = 1,989,469,658,859.48
  5. Step 5: Solve for x
    x = 1,989,469,658,859.48/2,136,924.48
  6. Step 6: Final answer
    x = 930,996.71

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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.