Home / 2,049,025.15-2,827,639.42-1,131,254.11

Finding the Fourth Proportional to 2,049,025.15, 2,827,639.42 and 1,131,254.11

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Solution

The fourth proportional to 2,049,025.15, 2,827,639.42 and 1,131,254.11 is: 1,561,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,025.15 : 2,827,639.42 = 1,131,254.11 : x
  2. Step 2: Convert to fraction form
    2,049,025.15/2,827,639.42 = 1,131,254.11/x
  3. Step 3: Cross multiply
    2,049,025.15x = 2,827,639.42 × 1,131,254.11
  4. Step 4: Simplify right side
    2,049,025.15x = 3,198,778,715,473.02
  5. Step 5: Solve for x
    x = 3,198,778,715,473.02/2,049,025.15
  6. Step 6: Final answer
    x = 1,561,122.23

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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.