Home / 3,389,090.22-4,677,025.86-1,861,230.15

Finding the Fourth Proportional to 3,389,090.22, 4,677,025.86 and 1,861,230.15

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Solution

The fourth proportional to 3,389,090.22, 4,677,025.86 and 1,861,230.15 is: 2,568,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,090.22 : 4,677,025.86 = 1,861,230.15 : x
  2. Step 2: Convert to fraction form
    3,389,090.22/4,677,025.86 = 1,861,230.15/x
  3. Step 3: Cross multiply
    3,389,090.22x = 4,677,025.86 × 1,861,230.15
  4. Step 4: Simplify right side
    3,389,090.22x = 8,705,021,542,961.68
  5. Step 5: Solve for x
    x = 8,705,021,542,961.68/3,389,090.22
  6. Step 6: Final answer
    x = 2,568,542.29

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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.