Home / 2,568,788.80-3,852,016.80-970,820.80

Finding the Fourth Proportional to 2,568,788.80, 3,852,016.80 and 970,820.80

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Solution

The fourth proportional to 2,568,788.80, 3,852,016.80 and 970,820.80 is: 1,455,790.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,788.80 : 3,852,016.80 = 970,820.80 : x
  2. Step 2: Convert to fraction form
    2,568,788.80/3,852,016.80 = 970,820.80/x
  3. Step 3: Cross multiply
    2,568,788.80x = 3,852,016.80 × 970,820.80
  4. Step 4: Simplify right side
    2,568,788.80x = 3,739,618,031,389.44
  5. Step 5: Solve for x
    x = 3,739,618,031,389.44/2,568,788.80
  6. Step 6: Final answer
    x = 1,455,790.38

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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.