Home / 1,426,232.66-1,967,067.32-1,212,081.62

Finding the Fourth Proportional to 1,426,232.66, 1,967,067.32 and 1,212,081.62

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Solution

The fourth proportional to 1,426,232.66, 1,967,067.32 and 1,212,081.62 is: 1,671,709.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,232.66 : 1,967,067.32 = 1,212,081.62 : x
  2. Step 2: Convert to fraction form
    1,426,232.66/1,967,067.32 = 1,212,081.62/x
  3. Step 3: Cross multiply
    1,426,232.66x = 1,967,067.32 × 1,212,081.62
  4. Step 4: Simplify right side
    1,426,232.66x = 2,384,246,143,874.66
  5. Step 5: Solve for x
    x = 2,384,246,143,874.66/1,426,232.66
  6. Step 6: Final answer
    x = 1,671,709.12

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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.