Home / 2,198,866.53-3,295,997.77-920,206.61

Finding the Fourth Proportional to 2,198,866.53, 3,295,997.77 and 920,206.61

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Solution

The fourth proportional to 2,198,866.53, 3,295,997.77 and 920,206.61 is: 1,379,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,866.53 : 3,295,997.77 = 920,206.61 : x
  2. Step 2: Convert to fraction form
    2,198,866.53/3,295,997.77 = 920,206.61/x
  3. Step 3: Cross multiply
    2,198,866.53x = 3,295,997.77 × 920,206.61
  4. Step 4: Simplify right side
    2,198,866.53x = 3,032,998,918,019.27
  5. Step 5: Solve for x
    x = 3,032,998,918,019.27/2,198,866.53
  6. Step 6: Final answer
    x = 1,379,346.53

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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.