Home / 1,512,120.15-2,268,581.18-658,825.65

Finding the Fourth Proportional to 1,512,120.15, 2,268,581.18 and 658,825.65

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Solution

The fourth proportional to 1,512,120.15, 2,268,581.18 and 658,825.65 is: 988,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,120.15 : 2,268,581.18 = 658,825.65 : x
  2. Step 2: Convert to fraction form
    1,512,120.15/2,268,581.18 = 658,825.65/x
  3. Step 3: Cross multiply
    1,512,120.15x = 2,268,581.18 × 658,825.65
  4. Step 4: Simplify right side
    1,512,120.15x = 1,494,599,467,197.14
  5. Step 5: Solve for x
    x = 1,494,599,467,197.14/1,512,120.15
  6. Step 6: Final answer
    x = 988,413.17

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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.