Home / 1,755,563.92-2,422,010.53-1,297,777.63

Finding the Fourth Proportional to 1,755,563.92, 2,422,010.53 and 1,297,777.63

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Solution

The fourth proportional to 1,755,563.92, 2,422,010.53 and 1,297,777.63 is: 1,790,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,563.92 : 2,422,010.53 = 1,297,777.63 : x
  2. Step 2: Convert to fraction form
    1,755,563.92/2,422,010.53 = 1,297,777.63/x
  3. Step 3: Cross multiply
    1,755,563.92x = 2,422,010.53 × 1,297,777.63
  4. Step 4: Simplify right side
    1,755,563.92x = 3,143,231,085,458.44
  5. Step 5: Solve for x
    x = 3,143,231,085,458.44/1,755,563.92
  6. Step 6: Final answer
    x = 1,790,439.56

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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.