Home / 2,647,514.64-3,970,615.83-754,272.48

Finding the Fourth Proportional to 2,647,514.64, 3,970,615.83 and 754,272.48

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Solution

The fourth proportional to 2,647,514.64, 3,970,615.83 and 754,272.48 is: 1,131,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,514.64 : 3,970,615.83 = 754,272.48 : x
  2. Step 2: Convert to fraction form
    2,647,514.64/3,970,615.83 = 754,272.48/x
  3. Step 3: Cross multiply
    2,647,514.64x = 3,970,615.83 × 754,272.48
  4. Step 4: Simplify right side
    2,647,514.64x = 2,994,926,249,221.36
  5. Step 5: Solve for x
    x = 2,994,926,249,221.36/2,647,514.64
  6. Step 6: Final answer
    x = 1,131,221.79

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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.