Home / 2,856,385.62-4,284,559.94-726,451.34

Finding the Fourth Proportional to 2,856,385.62, 4,284,559.94 and 726,451.34

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Solution

The fourth proportional to 2,856,385.62, 4,284,559.94 and 726,451.34 is: 1,089,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,385.62 : 4,284,559.94 = 726,451.34 : x
  2. Step 2: Convert to fraction form
    2,856,385.62/4,284,559.94 = 726,451.34/x
  3. Step 3: Cross multiply
    2,856,385.62x = 4,284,559.94 × 726,451.34
  4. Step 4: Simplify right side
    2,856,385.62x = 3,112,524,284,668.26
  5. Step 5: Solve for x
    x = 3,112,524,284,668.26/2,856,385.62
  6. Step 6: Final answer
    x = 1,089,672.30

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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.