Home / 1,469,282.93-2,027,661.19-815,919.89

Finding the Fourth Proportional to 1,469,282.93, 2,027,661.19 and 815,919.89

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Solution

The fourth proportional to 1,469,282.93, 2,027,661.19 and 815,919.89 is: 1,125,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,282.93 : 2,027,661.19 = 815,919.89 : x
  2. Step 2: Convert to fraction form
    1,469,282.93/2,027,661.19 = 815,919.89/x
  3. Step 3: Cross multiply
    1,469,282.93x = 2,027,661.19 × 815,919.89
  4. Step 4: Simplify right side
    1,469,282.93x = 1,654,409,082,923.96
  5. Step 5: Solve for x
    x = 1,654,409,082,923.96/1,469,282.93
  6. Step 6: Final answer
    x = 1,125,997.62

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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.