Home / 3,351,694.25-5,021,198.16-1,981,365.32

Finding the Fourth Proportional to 3,351,694.25, 5,021,198.16 and 1,981,365.32

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Solution

The fourth proportional to 3,351,694.25, 5,021,198.16 and 1,981,365.32 is: 2,968,298.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351,694.25 : 5,021,198.16 = 1,981,365.32 : x
  2. Step 2: Convert to fraction form
    3,351,694.25/5,021,198.16 = 1,981,365.32/x
  3. Step 3: Cross multiply
    3,351,694.25x = 5,021,198.16 × 1,981,365.32
  4. Step 4: Simplify right side
    3,351,694.25x = 9,948,827,899,071.81
  5. Step 5: Solve for x
    x = 9,948,827,899,071.81/3,351,694.25
  6. Step 6: Final answer
    x = 2,968,298.17

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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.