Home / 2,135,556.06-3,203,297.02-538,083.78

Finding the Fourth Proportional to 2,135,556.06, 3,203,297.02 and 538,083.78

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Solution

The fourth proportional to 2,135,556.06, 3,203,297.02 and 538,083.78 is: 807,116.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,556.06 : 3,203,297.02 = 538,083.78 : x
  2. Step 2: Convert to fraction form
    2,135,556.06/3,203,297.02 = 538,083.78/x
  3. Step 3: Cross multiply
    2,135,556.06x = 3,203,297.02 × 538,083.78
  4. Step 4: Simplify right side
    2,135,556.06x = 1,723,642,168,984.34
  5. Step 5: Solve for x
    x = 1,723,642,168,984.34/2,135,556.06
  6. Step 6: Final answer
    x = 807,116.33

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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.