Home / 2,906,479.89-4,356,891.32-1,389,771.09

Finding the Fourth Proportional to 2,906,479.89, 4,356,891.32 and 1,389,771.09

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Solution

The fourth proportional to 2,906,479.89, 4,356,891.32 and 1,389,771.09 is: 2,083,304.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,479.89 : 4,356,891.32 = 1,389,771.09 : x
  2. Step 2: Convert to fraction form
    2,906,479.89/4,356,891.32 = 1,389,771.09/x
  3. Step 3: Cross multiply
    2,906,479.89x = 4,356,891.32 × 1,389,771.09
  4. Step 4: Simplify right side
    2,906,479.89x = 6,055,081,591,859.08
  5. Step 5: Solve for x
    x = 6,055,081,591,859.08/2,906,479.89
  6. Step 6: Final answer
    x = 2,083,304.14

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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.