Home / 2,250,286.50-3,105,424.53-1,231,669.38

Finding the Fourth Proportional to 2,250,286.50, 3,105,424.53 and 1,231,669.38

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Solution

The fourth proportional to 2,250,286.50, 3,105,424.53 and 1,231,669.38 is: 1,699,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,286.50 : 3,105,424.53 = 1,231,669.38 : x
  2. Step 2: Convert to fraction form
    2,250,286.50/3,105,424.53 = 1,231,669.38/x
  3. Step 3: Cross multiply
    2,250,286.50x = 3,105,424.53 × 1,231,669.38
  4. Step 4: Simplify right side
    2,250,286.50x = 3,824,856,305,501.89
  5. Step 5: Solve for x
    x = 3,824,856,305,501.89/2,250,286.50
  6. Step 6: Final answer
    x = 1,699,719.70

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1.5x scale

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.