Home / 3,627,018.36-5,005,277.82-1,995,421.80

Finding the Fourth Proportional to 3,627,018.36, 5,005,277.82 and 1,995,421.80

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Solution

The fourth proportional to 3,627,018.36, 5,005,277.82 and 1,995,421.80 is: 2,753,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627,018.36 : 5,005,277.82 = 1,995,421.80 : x
  2. Step 2: Convert to fraction form
    3,627,018.36/5,005,277.82 = 1,995,421.80/x
  3. Step 3: Cross multiply
    3,627,018.36x = 5,005,277.82 × 1,995,421.80
  4. Step 4: Simplify right side
    3,627,018.36x = 9,987,640,477,084.48
  5. Step 5: Solve for x
    x = 9,987,640,477,084.48/3,627,018.36
  6. Step 6: Final answer
    x = 2,753,677.95

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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.