Home / 2,642,661.42-3,647,175.30-1,481,421.32

Finding the Fourth Proportional to 2,642,661.42, 3,647,175.30 and 1,481,421.32

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Solution

The fourth proportional to 2,642,661.42, 3,647,175.30 and 1,481,421.32 is: 2,044,531.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,661.42 : 3,647,175.30 = 1,481,421.32 : x
  2. Step 2: Convert to fraction form
    2,642,661.42/3,647,175.30 = 1,481,421.32/x
  3. Step 3: Cross multiply
    2,642,661.42x = 3,647,175.30 × 1,481,421.32
  4. Step 4: Simplify right side
    2,642,661.42x = 5,403,003,247,197.40
  5. Step 5: Solve for x
    x = 5,403,003,247,197.40/2,642,661.42
  6. Step 6: Final answer
    x = 2,044,531.02

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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.