Home / 3,789,321.48-5,229,255.60-2,070,454.32

Finding the Fourth Proportional to 3,789,321.48, 5,229,255.60 and 2,070,454.32

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Solution

The fourth proportional to 3,789,321.48, 5,229,255.60 and 2,070,454.32 is: 2,857,222.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,321.48 : 5,229,255.60 = 2,070,454.32 : x
  2. Step 2: Convert to fraction form
    3,789,321.48/5,229,255.60 = 2,070,454.32/x
  3. Step 3: Cross multiply
    3,789,321.48x = 5,229,255.60 × 2,070,454.32
  4. Step 4: Simplify right side
    3,789,321.48x = 10,826,934,847,404.19
  5. Step 5: Solve for x
    x = 10,826,934,847,404.19/3,789,321.48
  6. Step 6: Final answer
    x = 2,857,222.57

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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.