Home / 2,085,629.16-2,878,168.24-1,131,773.16

Finding the Fourth Proportional to 2,085,629.16, 2,878,168.24 and 1,131,773.16

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Solution

The fourth proportional to 2,085,629.16, 2,878,168.24 and 1,131,773.16 is: 1,561,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,629.16 : 2,878,168.24 = 1,131,773.16 : x
  2. Step 2: Convert to fraction form
    2,085,629.16/2,878,168.24 = 1,131,773.16/x
  3. Step 3: Cross multiply
    2,085,629.16x = 2,878,168.24 × 1,131,773.16
  4. Step 4: Simplify right side
    2,085,629.16x = 3,257,433,563,996.44
  5. Step 5: Solve for x
    x = 3,257,433,563,996.44/2,085,629.16
  6. Step 6: Final answer
    x = 1,561,846.96

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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.