Home / 1,086,993.42-1,623,170.33-887,709.12

Finding the Fourth Proportional to 1,086,993.42, 1,623,170.33 and 887,709.12

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Solution

The fourth proportional to 1,086,993.42, 1,623,170.33 and 887,709.12 is: 1,325,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,993.42 : 1,623,170.33 = 887,709.12 : x
  2. Step 2: Convert to fraction form
    1,086,993.42/1,623,170.33 = 887,709.12/x
  3. Step 3: Cross multiply
    1,086,993.42x = 1,623,170.33 × 887,709.12
  4. Step 4: Simplify right side
    1,086,993.42x = 1,440,903,100,815.86
  5. Step 5: Solve for x
    x = 1,440,903,100,815.86/1,086,993.42
  6. Step 6: Final answer
    x = 1,325,585.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.