Home / 3,189,195.63-4,782,976.97-944,808.75

Finding the Fourth Proportional to 3,189,195.63, 4,782,976.97 and 944,808.75

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Solution

The fourth proportional to 3,189,195.63, 4,782,976.97 and 944,808.75 is: 1,416,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,195.63 : 4,782,976.97 = 944,808.75 : x
  2. Step 2: Convert to fraction form
    3,189,195.63/4,782,976.97 = 944,808.75/x
  3. Step 3: Cross multiply
    3,189,195.63x = 4,782,976.97 × 944,808.75
  4. Step 4: Simplify right side
    3,189,195.63x = 4,518,998,487,580.44
  5. Step 5: Solve for x
    x = 4,518,998,487,580.44/3,189,195.63
  6. Step 6: Final answer
    x = 1,416,971.24

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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.