Home / 2,132,502.09-3,199,313.22-766,413.64

Finding the Fourth Proportional to 2,132,502.09, 3,199,313.22 and 766,413.64

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Solution

The fourth proportional to 2,132,502.09, 3,199,313.22 and 766,413.64 is: 1,149,821.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,502.09 : 3,199,313.22 = 766,413.64 : x
  2. Step 2: Convert to fraction form
    2,132,502.09/3,199,313.22 = 766,413.64/x
  3. Step 3: Cross multiply
    2,132,502.09x = 3,199,313.22 × 766,413.64
  4. Step 4: Simplify right side
    2,132,502.09x = 2,451,997,290,440.32
  5. Step 5: Solve for x
    x = 2,451,997,290,440.32/2,132,502.09
  6. Step 6: Final answer
    x = 1,149,821.75

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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.