Home / 3,455,021.25-4,769,458.20-2,231,923.14

Finding the Fourth Proportional to 3,455,021.25, 4,769,458.20 and 2,231,923.14

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Solution

The fourth proportional to 3,455,021.25, 4,769,458.20 and 2,231,923.14 is: 3,081,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,021.25 : 4,769,458.20 = 2,231,923.14 : x
  2. Step 2: Convert to fraction form
    3,455,021.25/4,769,458.20 = 2,231,923.14/x
  3. Step 3: Cross multiply
    3,455,021.25x = 4,769,458.20 × 2,231,923.14
  4. Step 4: Simplify right side
    3,455,021.25x = 10,645,064,121,842.75
  5. Step 5: Solve for x
    x = 10,645,064,121,842.75/3,455,021.25
  6. Step 6: Final answer
    x = 3,081,041.58

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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.