Home / 3,261,348.36-4,499,936.10-1,972,161.72

Finding the Fourth Proportional to 3,261,348.36, 4,499,936.10 and 1,972,161.72

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Solution

The fourth proportional to 3,261,348.36, 4,499,936.10 and 1,972,161.72 is: 2,721,144.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,348.36 : 4,499,936.10 = 1,972,161.72 : x
  2. Step 2: Convert to fraction form
    3,261,348.36/4,499,936.10 = 1,972,161.72/x
  3. Step 3: Cross multiply
    3,261,348.36x = 4,499,936.10 × 1,972,161.72
  4. Step 4: Simplify right side
    3,261,348.36x = 8,874,601,718,866.09
  5. Step 5: Solve for x
    x = 8,874,601,718,866.09/3,261,348.36
  6. Step 6: Final answer
    x = 2,721,144.98

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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.