Home / 3,991,470.12-5,990,990.40-2,470,552.44

Finding the Fourth Proportional to 3,991,470.12, 5,990,990.40 and 2,470,552.44

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Solution

The fourth proportional to 3,991,470.12, 5,990,990.40 and 2,470,552.44 is: 3,708,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,470.12 : 5,990,990.40 = 2,470,552.44 : x
  2. Step 2: Convert to fraction form
    3,991,470.12/5,990,990.40 = 2,470,552.44/x
  3. Step 3: Cross multiply
    3,991,470.12x = 5,990,990.40 × 2,470,552.44
  4. Step 4: Simplify right side
    3,991,470.12x = 14,801,055,950,736.58
  5. Step 5: Solve for x
    x = 14,801,055,950,736.58/3,991,470.12
  6. Step 6: Final answer
    x = 3,708,171.55

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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.