Home / 3,447,884.48-4,758,080.51-1,998,420.66

Finding the Fourth Proportional to 3,447,884.48, 4,758,080.51 and 1,998,420.66

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Solution

The fourth proportional to 3,447,884.48, 4,758,080.51 and 1,998,420.66 is: 2,757,820.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,884.48 : 4,758,080.51 = 1,998,420.66 : x
  2. Step 2: Convert to fraction form
    3,447,884.48/4,758,080.51 = 1,998,420.66/x
  3. Step 3: Cross multiply
    3,447,884.48x = 4,758,080.51 × 1,998,420.66
  4. Step 4: Simplify right side
    3,447,884.48x = 9,508,646,383,135.23
  5. Step 5: Solve for x
    x = 9,508,646,383,135.23/3,447,884.48
  6. Step 6: Final answer
    x = 2,757,820.47

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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.