Home / 1,613,257.76-2,419,870.23-415,175.42

Finding the Fourth Proportional to 1,613,257.76, 2,419,870.23 and 415,175.42

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Solution

The fourth proportional to 1,613,257.76, 2,419,870.23 and 415,175.42 is: 622,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,257.76 : 2,419,870.23 = 415,175.42 : x
  2. Step 2: Convert to fraction form
    1,613,257.76/2,419,870.23 = 415,175.42/x
  3. Step 3: Cross multiply
    1,613,257.76x = 2,419,870.23 × 415,175.42
  4. Step 4: Simplify right side
    1,613,257.76x = 1,004,670,637,617.82
  5. Step 5: Solve for x
    x = 1,004,670,637,617.82/1,613,257.76
  6. Step 6: Final answer
    x = 622,758.91

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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.