Home / 1,436,886.83-1,982,832.56-816,610.90

Finding the Fourth Proportional to 1,436,886.83, 1,982,832.56 and 816,610.90

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Solution

The fourth proportional to 1,436,886.83, 1,982,832.56 and 816,610.90 is: 1,126,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,886.83 : 1,982,832.56 = 816,610.90 : x
  2. Step 2: Convert to fraction form
    1,436,886.83/1,982,832.56 = 816,610.90/x
  3. Step 3: Cross multiply
    1,436,886.83x = 1,982,832.56 × 816,610.90
  4. Step 4: Simplify right side
    1,436,886.83x = 1,619,202,683,704.31
  5. Step 5: Solve for x
    x = 1,619,202,683,704.31/1,436,886.83
  6. Step 6: Final answer
    x = 1,126,882.54

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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.