Home / 3,478,999.80-4,801,054.50-1,951,074.12

Finding the Fourth Proportional to 3,478,999.80, 4,801,054.50 and 1,951,074.12

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Solution

The fourth proportional to 3,478,999.80, 4,801,054.50 and 1,951,074.12 is: 2,692,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,999.80 : 4,801,054.50 = 1,951,074.12 : x
  2. Step 2: Convert to fraction form
    3,478,999.80/4,801,054.50 = 1,951,074.12/x
  3. Step 3: Cross multiply
    3,478,999.80x = 4,801,054.50 × 1,951,074.12
  4. Step 4: Simplify right side
    3,478,999.80x = 9,367,213,183,659.54
  5. Step 5: Solve for x
    x = 9,367,213,183,659.54/3,478,999.80
  6. Step 6: Final answer
    x = 2,692,501.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.