Home / 2,206,845-3,290,955.48-2,186,665.88

Finding the Fourth Proportional to 2,206,845, 3,290,955.48 and 2,186,665.88

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Solution

The fourth proportional to 2,206,845, 3,290,955.48 and 2,186,665.88 is: 3,260,863.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,845 : 3,290,955.48 = 2,186,665.88 : x
  2. Step 2: Convert to fraction form
    2,206,845/3,290,955.48 = 2,186,665.88/x
  3. Step 3: Cross multiply
    2,206,845x = 3,290,955.48 × 2,186,665.88
  4. Step 4: Simplify right side
    2,206,845x = 7,196,220,044,260.25
  5. Step 5: Solve for x
    x = 7,196,220,044,260.25/2,206,845
  6. Step 6: Final answer
    x = 3,260,863.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.