Home / 3,179,416.44-4,778,759.76-2,103,598.36

Finding the Fourth Proportional to 3,179,416.44, 4,778,759.76 and 2,103,598.36

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Solution

The fourth proportional to 3,179,416.44, 4,778,759.76 and 2,103,598.36 is: 3,161,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,416.44 : 4,778,759.76 = 2,103,598.36 : x
  2. Step 2: Convert to fraction form
    3,179,416.44/4,778,759.76 = 2,103,598.36/x
  3. Step 3: Cross multiply
    3,179,416.44x = 4,778,759.76 × 2,103,598.36
  4. Step 4: Simplify right side
    3,179,416.44x = 10,052,591,193,969.99
  5. Step 5: Solve for x
    x = 10,052,591,193,969.99/3,179,416.44
  6. Step 6: Final answer
    x = 3,161,772.41

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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.