Home / 1,336,114.20-2,004,171.30-389,580.60

Finding the Fourth Proportional to 1,336,114.20, 2,004,171.30 and 389,580.60

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Solution

The fourth proportional to 1,336,114.20, 2,004,171.30 and 389,580.60 is: 584,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,114.20 : 2,004,171.30 = 389,580.60 : x
  2. Step 2: Convert to fraction form
    1,336,114.20/2,004,171.30 = 389,580.60/x
  3. Step 3: Cross multiply
    1,336,114.20x = 2,004,171.30 × 389,580.60
  4. Step 4: Simplify right side
    1,336,114.20x = 780,786,257,556.78
  5. Step 5: Solve for x
    x = 780,786,257,556.78/1,336,114.20
  6. Step 6: Final answer
    x = 584,370.90

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1.5x scale

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.