Home / 2,208,108.66-3,310,199.94-859,959.78

Finding the Fourth Proportional to 2,208,108.66, 3,310,199.94 and 859,959.78

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Solution

The fourth proportional to 2,208,108.66, 3,310,199.94 and 859,959.78 is: 1,289,175.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,108.66 : 3,310,199.94 = 859,959.78 : x
  2. Step 2: Convert to fraction form
    2,208,108.66/3,310,199.94 = 859,959.78/x
  3. Step 3: Cross multiply
    2,208,108.66x = 3,310,199.94 × 859,959.78
  4. Step 4: Simplify right side
    2,208,108.66x = 2,846,638,812,158.41
  5. Step 5: Solve for x
    x = 2,846,638,812,158.41/2,208,108.66
  6. Step 6: Final answer
    x = 1,289,175.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.