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Finding the Fourth Proportional to 1,836,945.58, 2,754,469.06 and 825,202.48

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Solution

The fourth proportional to 1,836,945.58, 2,754,469.06 and 825,202.48 is: 1,237,377.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,945.58 : 2,754,469.06 = 825,202.48 : x
  2. Step 2: Convert to fraction form
    1,836,945.58/2,754,469.06 = 825,202.48/x
  3. Step 3: Cross multiply
    1,836,945.58x = 2,754,469.06 × 825,202.48
  4. Step 4: Simplify right side
    1,836,945.58x = 2,272,994,699,395.27
  5. Step 5: Solve for x
    x = 2,272,994,699,395.27/1,836,945.58
  6. Step 6: Final answer
    x = 1,237,377.27

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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.