Home / 2,519,622.20-3,476,928.82-1,431,742.79

Finding the Fourth Proportional to 2,519,622.20, 3,476,928.82 and 1,431,742.79

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Solution

The fourth proportional to 2,519,622.20, 3,476,928.82 and 1,431,742.79 is: 1,975,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,622.20 : 3,476,928.82 = 1,431,742.79 : x
  2. Step 2: Convert to fraction form
    2,519,622.20/3,476,928.82 = 1,431,742.79/x
  3. Step 3: Cross multiply
    2,519,622.20x = 3,476,928.82 × 1,431,742.79
  4. Step 4: Simplify right side
    2,519,622.20x = 4,978,067,761,644.74
  5. Step 5: Solve for x
    x = 4,978,067,761,644.74/2,519,622.20
  6. Step 6: Final answer
    x = 1,975,719.92

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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.