Home / 2,542,138.22-3,507,297.20-1,439,419.20

Finding the Fourth Proportional to 2,542,138.22, 3,507,297.20 and 1,439,419.20

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Solution

The fourth proportional to 2,542,138.22, 3,507,297.20 and 1,439,419.20 is: 1,985,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,138.22 : 3,507,297.20 = 1,439,419.20 : x
  2. Step 2: Convert to fraction form
    2,542,138.22/3,507,297.20 = 1,439,419.20/x
  3. Step 3: Cross multiply
    2,542,138.22x = 3,507,297.20 × 1,439,419.20
  4. Step 4: Simplify right side
    2,542,138.22x = 5,048,470,929,786.24
  5. Step 5: Solve for x
    x = 5,048,470,929,786.24/2,542,138.22
  6. Step 6: Final answer
    x = 1,985,915.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.