Home / 3,836,198.85-5,293,577.52-2,117,208.39

Finding the Fourth Proportional to 3,836,198.85, 5,293,577.52 and 2,117,208.39

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Solution

The fourth proportional to 3,836,198.85, 5,293,577.52 and 2,117,208.39 is: 2,921,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,198.85 : 5,293,577.52 = 2,117,208.39 : x
  2. Step 2: Convert to fraction form
    3,836,198.85/5,293,577.52 = 2,117,208.39/x
  3. Step 3: Cross multiply
    3,836,198.85x = 5,293,577.52 × 2,117,208.39
  4. Step 4: Simplify right side
    3,836,198.85x = 11,207,606,738,459.39
  5. Step 5: Solve for x
    x = 11,207,606,738,459.39/3,836,198.85
  6. Step 6: Final answer
    x = 2,921,539.57

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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.