Home / 2,519,623.20-3,476,930.20-1,431,743.79

Finding the Fourth Proportional to 2,519,623.20, 3,476,930.20 and 1,431,743.79

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Solution

The fourth proportional to 2,519,623.20, 3,476,930.20 and 1,431,743.79 is: 1,975,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,623.20 : 3,476,930.20 = 1,431,743.79 : x
  2. Step 2: Convert to fraction form
    2,519,623.20/3,476,930.20 = 1,431,743.79/x
  3. Step 3: Cross multiply
    2,519,623.20x = 3,476,930.20 × 1,431,743.79
  4. Step 4: Simplify right side
    2,519,623.20x = 4,978,073,222,113.46
  5. Step 5: Solve for x
    x = 4,978,073,222,113.46/2,519,623.20
  6. Step 6: Final answer
    x = 1,975,721.30

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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.