Home / 2,183,414.13-3,259,768.32-1,668,383.73

Finding the Fourth Proportional to 2,183,414.13, 3,259,768.32 and 1,668,383.73

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Solution

The fourth proportional to 2,183,414.13, 3,259,768.32 and 1,668,383.73 is: 2,490,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,414.13 : 3,259,768.32 = 1,668,383.73 : x
  2. Step 2: Convert to fraction form
    2,183,414.13/3,259,768.32 = 1,668,383.73/x
  3. Step 3: Cross multiply
    2,183,414.13x = 3,259,768.32 × 1,668,383.73
  4. Step 4: Simplify right side
    2,183,414.13x = 5,438,544,428,657.43
  5. Step 5: Solve for x
    x = 5,438,544,428,657.43/2,183,414.13
  6. Step 6: Final answer
    x = 2,490,844.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.