Home / 1,494,939.64-2,242,736.51-484,163.78

Finding the Fourth Proportional to 1,494,939.64, 2,242,736.51 and 484,163.78

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Solution

The fourth proportional to 1,494,939.64, 2,242,736.51 and 484,163.78 is: 726,351.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,939.64 : 2,242,736.51 = 484,163.78 : x
  2. Step 2: Convert to fraction form
    1,494,939.64/2,242,736.51 = 484,163.78/x
  3. Step 3: Cross multiply
    1,494,939.64x = 2,242,736.51 × 484,163.78
  4. Step 4: Simplify right side
    1,494,939.64x = 1,085,851,774,406.72
  5. Step 5: Solve for x
    x = 1,085,851,774,406.72/1,494,939.64
  6. Step 6: Final answer
    x = 726,351.58

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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.