Home / 1,524,015.32-2,284,422.62-512,786.21

Finding the Fourth Proportional to 1,524,015.32, 2,284,422.62 and 512,786.21

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Solution

The fourth proportional to 1,524,015.32, 2,284,422.62 and 512,786.21 is: 768,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,015.32 : 2,284,422.62 = 512,786.21 : x
  2. Step 2: Convert to fraction form
    1,524,015.32/2,284,422.62 = 512,786.21/x
  3. Step 3: Cross multiply
    1,524,015.32x = 2,284,422.62 × 512,786.21
  4. Step 4: Simplify right side
    1,524,015.32x = 1,171,420,403,362.03
  5. Step 5: Solve for x
    x = 1,171,420,403,362.03/1,524,015.32
  6. Step 6: Final answer
    x = 768,640.83

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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.