Home / 2,162,607.66-3,243,911.49-815,072.73

Finding the Fourth Proportional to 2,162,607.66, 3,243,911.49 and 815,072.73

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Solution

The fourth proportional to 2,162,607.66, 3,243,911.49 and 815,072.73 is: 1,222,609.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,607.66 : 3,243,911.49 = 815,072.73 : x
  2. Step 2: Convert to fraction form
    2,162,607.66/3,243,911.49 = 815,072.73/x
  3. Step 3: Cross multiply
    2,162,607.66x = 3,243,911.49 × 815,072.73
  4. Step 4: Simplify right side
    2,162,607.66x = 2,644,023,781,868.00
  5. Step 5: Solve for x
    x = 2,644,023,781,868.00/2,162,607.66
  6. Step 6: Final answer
    x = 1,222,609.09

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.