Home / 2,236,869.23-3,086,769.51-1,269,872.60

Finding the Fourth Proportional to 2,236,869.23, 3,086,769.51 and 1,269,872.60

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Solution

The fourth proportional to 2,236,869.23, 3,086,769.51 and 1,269,872.60 is: 1,752,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,869.23 : 3,086,769.51 = 1,269,872.60 : x
  2. Step 2: Convert to fraction form
    2,236,869.23/3,086,769.51 = 1,269,872.60/x
  3. Step 3: Cross multiply
    2,236,869.23x = 3,086,769.51 × 1,269,872.60
  4. Step 4: Simplify right side
    2,236,869.23x = 3,919,804,001,481.22
  5. Step 5: Solve for x
    x = 3,919,804,001,481.22/2,236,869.23
  6. Step 6: Final answer
    x = 1,752,361.72

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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.