Home / 3,381,321.47-5,072,759.81-1,106,919.23

Finding the Fourth Proportional to 3,381,321.47, 5,072,759.81 and 1,106,919.23

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Solution

The fourth proportional to 3,381,321.47, 5,072,759.81 and 1,106,919.23 is: 1,660,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,321.47 : 5,072,759.81 = 1,106,919.23 : x
  2. Step 2: Convert to fraction form
    3,381,321.47/5,072,759.81 = 1,106,919.23/x
  3. Step 3: Cross multiply
    3,381,321.47x = 5,072,759.81 × 1,106,919.23
  4. Step 4: Simplify right side
    3,381,321.47x = 5,615,135,351,961.75
  5. Step 5: Solve for x
    x = 5,615,135,351,961.75/3,381,321.47
  6. Step 6: Final answer
    x = 1,660,633.40

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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.