Home / 1,211,317.74-1,814,648.04-677,219.04

Finding the Fourth Proportional to 1,211,317.74, 1,814,648.04 and 677,219.04

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Solution

The fourth proportional to 1,211,317.74, 1,814,648.04 and 677,219.04 is: 1,014,526.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,317.74 : 1,814,648.04 = 677,219.04 : x
  2. Step 2: Convert to fraction form
    1,211,317.74/1,814,648.04 = 677,219.04/x
  3. Step 3: Cross multiply
    1,211,317.74x = 1,814,648.04 × 677,219.04
  4. Step 4: Simplify right side
    1,211,317.74x = 1,228,914,203,586.68
  5. Step 5: Solve for x
    x = 1,228,914,203,586.68/1,211,317.74
  6. Step 6: Final answer
    x = 1,014,526.71

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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.