Home / 1,778,629.16-2,667,947.38-832,664.18

Finding the Fourth Proportional to 1,778,629.16, 2,667,947.38 and 832,664.18

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Solution

The fourth proportional to 1,778,629.16, 2,667,947.38 and 832,664.18 is: 1,248,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,629.16 : 2,667,947.38 = 832,664.18 : x
  2. Step 2: Convert to fraction form
    1,778,629.16/2,667,947.38 = 832,664.18/x
  3. Step 3: Cross multiply
    1,778,629.16x = 2,667,947.38 × 832,664.18
  4. Step 4: Simplify right side
    1,778,629.16x = 2,221,504,217,450.85
  5. Step 5: Solve for x
    x = 2,221,504,217,450.85/1,778,629.16
  6. Step 6: Final answer
    x = 1,248,997.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.