Home / 2,191,749.89-3,287,951.60-675,305.96

Finding the Fourth Proportional to 2,191,749.89, 3,287,951.60 and 675,305.96

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Solution

The fourth proportional to 2,191,749.89, 3,287,951.60 and 675,305.96 is: 1,013,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,749.89 : 3,287,951.60 = 675,305.96 : x
  2. Step 2: Convert to fraction form
    2,191,749.89/3,287,951.60 = 675,305.96/x
  3. Step 3: Cross multiply
    2,191,749.89x = 3,287,951.60 × 675,305.96
  4. Step 4: Simplify right side
    2,191,749.89x = 2,220,373,311,671.54
  5. Step 5: Solve for x
    x = 2,220,373,311,671.54/2,191,749.89
  6. Step 6: Final answer
    x = 1,013,059.62

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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.