Home / 1,972,816.48-2,722,194.75-1,198,044.37

Finding the Fourth Proportional to 1,972,816.48, 2,722,194.75 and 1,198,044.37

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Solution

The fourth proportional to 1,972,816.48, 2,722,194.75 and 1,198,044.37 is: 1,653,123.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,816.48 : 2,722,194.75 = 1,198,044.37 : x
  2. Step 2: Convert to fraction form
    1,972,816.48/2,722,194.75 = 1,198,044.37/x
  3. Step 3: Cross multiply
    1,972,816.48x = 2,722,194.75 × 1,198,044.37
  4. Step 4: Simplify right side
    1,972,816.48x = 3,261,310,094,281.06
  5. Step 5: Solve for x
    x = 3,261,310,094,281.06/1,972,816.48
  6. Step 6: Final answer
    x = 1,653,123.91

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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.