Home / 2,206,506.78-3,310,291.53-766,981.26

Finding the Fourth Proportional to 2,206,506.78, 3,310,291.53 and 766,981.26

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Solution

The fourth proportional to 2,206,506.78, 3,310,291.53 and 766,981.26 is: 1,150,656.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,506.78 : 3,310,291.53 = 766,981.26 : x
  2. Step 2: Convert to fraction form
    2,206,506.78/3,310,291.53 = 766,981.26/x
  3. Step 3: Cross multiply
    2,206,506.78x = 3,310,291.53 × 766,981.26
  4. Step 4: Simplify right side
    2,206,506.78x = 2,538,931,568,646.73
  5. Step 5: Solve for x
    x = 2,538,931,568,646.73/2,206,506.78
  6. Step 6: Final answer
    x = 1,150,656.59

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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.