Home / 2,073,945.20-3,108,001.80-1,648,209.20

Finding the Fourth Proportional to 2,073,945.20, 3,108,001.80 and 1,648,209.20

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Solution

The fourth proportional to 2,073,945.20, 3,108,001.80 and 1,648,209.20 is: 2,469,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,945.20 : 3,108,001.80 = 1,648,209.20 : x
  2. Step 2: Convert to fraction form
    2,073,945.20/3,108,001.80 = 1,648,209.20/x
  3. Step 3: Cross multiply
    2,073,945.20x = 3,108,001.80 × 1,648,209.20
  4. Step 4: Simplify right side
    2,073,945.20x = 5,122,637,160,376.56
  5. Step 5: Solve for x
    x = 5,122,637,160,376.56/2,073,945.20
  6. Step 6: Final answer
    x = 2,469,996.39

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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.