Home / 2,072,362.80-3,108,544.20-1,230,481.20

Finding the Fourth Proportional to 2,072,362.80, 3,108,544.20 and 1,230,481.20

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Solution

The fourth proportional to 2,072,362.80, 3,108,544.20 and 1,230,481.20 is: 1,845,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,362.80 : 3,108,544.20 = 1,230,481.20 : x
  2. Step 2: Convert to fraction form
    2,072,362.80/3,108,544.20 = 1,230,481.20/x
  3. Step 3: Cross multiply
    2,072,362.80x = 3,108,544.20 × 1,230,481.20
  4. Step 4: Simplify right side
    2,072,362.80x = 3,825,005,197,469.04
  5. Step 5: Solve for x
    x = 3,825,005,197,469.04/2,072,362.80
  6. Step 6: Final answer
    x = 1,845,721.80

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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.