Home / 2,193,190.60-3,289,785.90-1,661,749.60

Finding the Fourth Proportional to 2,193,190.60, 3,289,785.90 and 1,661,749.60

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Solution

The fourth proportional to 2,193,190.60, 3,289,785.90 and 1,661,749.60 is: 2,492,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,190.60 : 3,289,785.90 = 1,661,749.60 : x
  2. Step 2: Convert to fraction form
    2,193,190.60/3,289,785.90 = 1,661,749.60/x
  3. Step 3: Cross multiply
    2,193,190.60x = 3,289,785.90 × 1,661,749.60
  4. Step 4: Simplify right side
    2,193,190.60x = 5,466,800,403,410.64
  5. Step 5: Solve for x
    x = 5,466,800,403,410.64/2,193,190.60
  6. Step 6: Final answer
    x = 2,492,624.40

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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.