Home / 1,412,865.27-1,954,888.28-1,231,954.20

Finding the Fourth Proportional to 1,412,865.27, 1,954,888.28 and 1,231,954.20

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Solution

The fourth proportional to 1,412,865.27, 1,954,888.28 and 1,231,954.20 is: 1,704,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,865.27 : 1,954,888.28 = 1,231,954.20 : x
  2. Step 2: Convert to fraction form
    1,412,865.27/1,954,888.28 = 1,231,954.20/x
  3. Step 3: Cross multiply
    1,412,865.27x = 1,954,888.28 × 1,231,954.20
  4. Step 4: Simplify right side
    1,412,865.27x = 2,408,332,827,076.78
  5. Step 5: Solve for x
    x = 2,408,332,827,076.78/1,412,865.27
  6. Step 6: Final answer
    x = 1,704,573.59

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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.