Home / 2,049,026.16-2,827,640.80-1,131,255.12

Finding the Fourth Proportional to 2,049,026.16, 2,827,640.80 and 1,131,255.12

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Solution

The fourth proportional to 2,049,026.16, 2,827,640.80 and 1,131,255.12 is: 1,561,123.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,026.16 : 2,827,640.80 = 1,131,255.12 : x
  2. Step 2: Convert to fraction form
    2,049,026.16/2,827,640.80 = 1,131,255.12/x
  3. Step 3: Cross multiply
    2,049,026.16x = 2,827,640.80 × 1,131,255.12
  4. Step 4: Simplify right side
    2,049,026.16x = 3,198,783,132,520.90
  5. Step 5: Solve for x
    x = 3,198,783,132,520.90/2,049,026.16
  6. Step 6: Final answer
    x = 1,561,123.62

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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.