Home / 1,617,188.85-2,231,736.17-892,067.13

Finding the Fourth Proportional to 1,617,188.85, 2,231,736.17 and 892,067.13

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Solution

The fourth proportional to 1,617,188.85, 2,231,736.17 and 892,067.13 is: 1,231,061.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,188.85 : 2,231,736.17 = 892,067.13 : x
  2. Step 2: Convert to fraction form
    1,617,188.85/2,231,736.17 = 892,067.13/x
  3. Step 3: Cross multiply
    1,617,188.85x = 2,231,736.17 × 892,067.13
  4. Step 4: Simplify right side
    1,617,188.85x = 1,990,858,475,628.76
  5. Step 5: Solve for x
    x = 1,990,858,475,628.76/1,617,188.85
  6. Step 6: Final answer
    x = 1,231,061.22

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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.