Home / 1,681,152.24-2,519,626.92-1,080,514.80

Finding the Fourth Proportional to 1,681,152.24, 2,519,626.92 and 1,080,514.80

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Solution

The fourth proportional to 1,681,152.24, 2,519,626.92 and 1,080,514.80 is: 1,619,421.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,152.24 : 2,519,626.92 = 1,080,514.80 : x
  2. Step 2: Convert to fraction form
    1,681,152.24/2,519,626.92 = 1,080,514.80/x
  3. Step 3: Cross multiply
    1,681,152.24x = 2,519,626.92 × 1,080,514.80
  4. Step 4: Simplify right side
    1,681,152.24x = 2,722,494,177,538.42
  5. Step 5: Solve for x
    x = 2,722,494,177,538.42/1,681,152.24
  6. Step 6: Final answer
    x = 1,619,421.56

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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.