Home / 2,003,617.85-2,765,289.40-1,268,640.44

Finding the Fourth Proportional to 2,003,617.85, 2,765,289.40 and 1,268,640.44

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Solution

The fourth proportional to 2,003,617.85, 2,765,289.40 and 1,268,640.44 is: 1,750,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,617.85 : 2,765,289.40 = 1,268,640.44 : x
  2. Step 2: Convert to fraction form
    2,003,617.85/2,765,289.40 = 1,268,640.44/x
  3. Step 3: Cross multiply
    2,003,617.85x = 2,765,289.40 × 1,268,640.44
  4. Step 4: Simplify right side
    2,003,617.85x = 3,508,157,958,510.35
  5. Step 5: Solve for x
    x = 3,508,157,958,510.35/2,003,617.85
  6. Step 6: Final answer
    x = 1,750,911.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.