Home / 3,261,736.80-4,892,605.20-1,131,112.80

Finding the Fourth Proportional to 3,261,736.80, 4,892,605.20 and 1,131,112.80

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Solution

The fourth proportional to 3,261,736.80, 4,892,605.20 and 1,131,112.80 is: 1,696,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,736.80 : 4,892,605.20 = 1,131,112.80 : x
  2. Step 2: Convert to fraction form
    3,261,736.80/4,892,605.20 = 1,131,112.80/x
  3. Step 3: Cross multiply
    3,261,736.80x = 4,892,605.20 × 1,131,112.80
  4. Step 4: Simplify right side
    3,261,736.80x = 5,534,088,367,066.56
  5. Step 5: Solve for x
    x = 5,534,088,367,066.56/3,261,736.80
  6. Step 6: Final answer
    x = 1,696,669.20

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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.