Home / 2,085,616-2,878,150.08-1,131,760

Finding the Fourth Proportional to 2,085,616, 2,878,150.08 and 1,131,760

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Solution

The fourth proportional to 2,085,616, 2,878,150.08 and 1,131,760 is: 1,561,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,616 : 2,878,150.08 = 1,131,760 : x
  2. Step 2: Convert to fraction form
    2,085,616/2,878,150.08 = 1,131,760/x
  3. Step 3: Cross multiply
    2,085,616x = 2,878,150.08 × 1,131,760
  4. Step 4: Simplify right side
    2,085,616x = 3,257,375,134,540.80
  5. Step 5: Solve for x
    x = 3,257,375,134,540.80/2,085,616
  6. Step 6: Final answer
    x = 1,561,828.80

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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.