Home / 3,435,190.56-4,741,608.96-2,145,209.76

Finding the Fourth Proportional to 3,435,190.56, 4,741,608.96 and 2,145,209.76

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Solution

The fourth proportional to 3,435,190.56, 4,741,608.96 and 2,145,209.76 is: 2,961,042.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435,190.56 : 4,741,608.96 = 2,145,209.76 : x
  2. Step 2: Convert to fraction form
    3,435,190.56/4,741,608.96 = 2,145,209.76/x
  3. Step 3: Cross multiply
    3,435,190.56x = 4,741,608.96 × 2,145,209.76
  4. Step 4: Simplify right side
    3,435,190.56x = 10,171,745,819,095.45
  5. Step 5: Solve for x
    x = 10,171,745,819,095.45/3,435,190.56
  6. Step 6: Final answer
    x = 2,961,042.67

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1.5x scale

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.