Home / 2,073,995.20-3,108,076.80-1,648,259.20

Finding the Fourth Proportional to 2,073,995.20, 3,108,076.80 and 1,648,259.20

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Solution

The fourth proportional to 2,073,995.20, 3,108,076.80 and 1,648,259.20 is: 2,470,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,995.20 : 3,108,076.80 = 1,648,259.20 : x
  2. Step 2: Convert to fraction form
    2,073,995.20/3,108,076.80 = 1,648,259.20/x
  3. Step 3: Cross multiply
    2,073,995.20x = 3,108,076.80 × 1,648,259.20
  4. Step 4: Simplify right side
    2,073,995.20x = 5,122,916,179,906.56
  5. Step 5: Solve for x
    x = 5,122,916,179,906.56/2,073,995.20
  6. Step 6: Final answer
    x = 2,470,071.38

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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.