Home / 1,008,045.15-1,512,067.73-908,512.35

Finding the Fourth Proportional to 1,008,045.15, 1,512,067.73 and 908,512.35

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Solution

The fourth proportional to 1,008,045.15, 1,512,067.73 and 908,512.35 is: 1,362,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,045.15 : 1,512,067.73 = 908,512.35 : x
  2. Step 2: Convert to fraction form
    1,008,045.15/1,512,067.73 = 908,512.35/x
  3. Step 3: Cross multiply
    1,008,045.15x = 1,512,067.73 × 908,512.35
  4. Step 4: Simplify right side
    1,008,045.15x = 1,373,732,202,198.90
  5. Step 5: Solve for x
    x = 1,373,732,202,198.90/1,008,045.15
  6. Step 6: Final answer
    x = 1,362,768.53

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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.