Home / 3,860,708.05-5,328,249.59-2,229,112.69

Finding the Fourth Proportional to 3,860,708.05, 5,328,249.59 and 2,229,112.69

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Solution

The fourth proportional to 3,860,708.05, 5,328,249.59 and 2,229,112.69 is: 3,076,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,708.05 : 5,328,249.59 = 2,229,112.69 : x
  2. Step 2: Convert to fraction form
    3,860,708.05/5,328,249.59 = 2,229,112.69/x
  3. Step 3: Cross multiply
    3,860,708.05x = 5,328,249.59 × 2,229,112.69
  4. Step 4: Simplify right side
    3,860,708.05x = 11,877,268,776,556.30
  5. Step 5: Solve for x
    x = 11,877,268,776,556.30/3,860,708.05
  6. Step 6: Final answer
    x = 3,076,448.32

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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.