Home / 2,842,989.44-4,262,922.24-1,400,498.80

Finding the Fourth Proportional to 2,842,989.44, 4,262,922.24 and 1,400,498.80

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Solution

The fourth proportional to 2,842,989.44, 4,262,922.24 and 1,400,498.80 is: 2,099,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,989.44 : 4,262,922.24 = 1,400,498.80 : x
  2. Step 2: Convert to fraction form
    2,842,989.44/4,262,922.24 = 1,400,498.80/x
  3. Step 3: Cross multiply
    2,842,989.44x = 4,262,922.24 × 1,400,498.80
  4. Step 4: Simplify right side
    2,842,989.44x = 5,970,217,481,613.31
  5. Step 5: Solve for x
    x = 5,970,217,481,613.31/2,842,989.44
  6. Step 6: Final answer
    x = 2,099,978.78

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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.