Home / 2,682,731.40-4,022,714.70-998,968.20

Finding the Fourth Proportional to 2,682,731.40, 4,022,714.70 and 998,968.20

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Solution

The fourth proportional to 2,682,731.40, 4,022,714.70 and 998,968.20 is: 1,497,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,731.40 : 4,022,714.70 = 998,968.20 : x
  2. Step 2: Convert to fraction form
    2,682,731.40/4,022,714.70 = 998,968.20/x
  3. Step 3: Cross multiply
    2,682,731.40x = 4,022,714.70 × 998,968.20
  4. Step 4: Simplify right side
    2,682,731.40x = 4,018,564,062,972.54
  5. Step 5: Solve for x
    x = 4,018,564,062,972.54/2,682,731.40
  6. Step 6: Final answer
    x = 1,497,937.54

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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.