Home / 3,836,040.82-5,293,710.21-2,117,161.34

Finding the Fourth Proportional to 3,836,040.82, 5,293,710.21 and 2,117,161.34

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Solution

The fourth proportional to 3,836,040.82, 5,293,710.21 and 2,117,161.34 is: 2,921,668.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,040.82 : 5,293,710.21 = 2,117,161.34 : x
  2. Step 2: Convert to fraction form
    3,836,040.82/5,293,710.21 = 2,117,161.34/x
  3. Step 3: Cross multiply
    3,836,040.82x = 5,293,710.21 × 2,117,161.34
  4. Step 4: Simplify right side
    3,836,040.82x = 11,207,638,601,775.28
  5. Step 5: Solve for x
    x = 11,207,638,601,775.28/3,836,040.82
  6. Step 6: Final answer
    x = 2,921,668.23

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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.