Home / 3,969,863.10-5,954,794.65-2,458,208.70

Finding the Fourth Proportional to 3,969,863.10, 5,954,794.65 and 2,458,208.70

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Solution

The fourth proportional to 3,969,863.10, 5,954,794.65 and 2,458,208.70 is: 3,687,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,863.10 : 5,954,794.65 = 2,458,208.70 : x
  2. Step 2: Convert to fraction form
    3,969,863.10/5,954,794.65 = 2,458,208.70/x
  3. Step 3: Cross multiply
    3,969,863.10x = 5,954,794.65 × 2,458,208.70
  4. Step 4: Simplify right side
    3,969,863.10x = 14,638,128,015,343.46
  5. Step 5: Solve for x
    x = 14,638,128,015,343.46/3,969,863.10
  6. Step 6: Final answer
    x = 3,687,313.05

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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.