Home / 3,363,643.50-4,640,213.97-2,201,578.31

Finding the Fourth Proportional to 3,363,643.50, 4,640,213.97 and 2,201,578.31

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Solution

The fourth proportional to 3,363,643.50, 4,640,213.97 and 2,201,578.31 is: 3,037,121.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363,643.50 : 4,640,213.97 = 2,201,578.31 : x
  2. Step 2: Convert to fraction form
    3,363,643.50/4,640,213.97 = 2,201,578.31/x
  3. Step 3: Cross multiply
    3,363,643.50x = 4,640,213.97 × 2,201,578.31
  4. Step 4: Simplify right side
    3,363,643.50x = 10,215,794,406,909.92
  5. Step 5: Solve for x
    x = 10,215,794,406,909.92/3,363,643.50
  6. Step 6: Final answer
    x = 3,037,121.62

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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.