Home / 1,207,911.72-1,812,163.44-600,986.43

Finding the Fourth Proportional to 1,207,911.72, 1,812,163.44 and 600,986.43

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Solution

The fourth proportional to 1,207,911.72, 1,812,163.44 and 600,986.43 is: 901,626.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,911.72 : 1,812,163.44 = 600,986.43 : x
  2. Step 2: Convert to fraction form
    1,207,911.72/1,812,163.44 = 600,986.43/x
  3. Step 3: Cross multiply
    1,207,911.72x = 1,812,163.44 × 600,986.43
  4. Step 4: Simplify right side
    1,207,911.72x = 1,089,085,636,382.12
  5. Step 5: Solve for x
    x = 1,089,085,636,382.12/1,207,911.72
  6. Step 6: Final answer
    x = 901,626.85

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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.