Home / 1,107,882.42-1,662,103.99-309,163.86

Finding the Fourth Proportional to 1,107,882.42, 1,662,103.99 and 309,163.86

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Solution

The fourth proportional to 1,107,882.42, 1,662,103.99 and 309,163.86 is: 463,824.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,882.42 : 1,662,103.99 = 309,163.86 : x
  2. Step 2: Convert to fraction form
    1,107,882.42/1,662,103.99 = 309,163.86/x
  3. Step 3: Cross multiply
    1,107,882.42x = 1,662,103.99 × 309,163.86
  4. Step 4: Simplify right side
    1,107,882.42x = 513,862,490,584.43
  5. Step 5: Solve for x
    x = 513,862,490,584.43/1,107,882.42
  6. Step 6: Final answer
    x = 463,824.03

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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.