Home / 4,890,568.76-6,749,202.78-2,715,141.64

Finding the Fourth Proportional to 4,890,568.76, 6,749,202.78 and 2,715,141.64

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Solution

The fourth proportional to 4,890,568.76, 6,749,202.78 and 2,715,141.64 is: 3,747,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,568.76 : 6,749,202.78 = 2,715,141.64 : x
  2. Step 2: Convert to fraction form
    4,890,568.76/6,749,202.78 = 2,715,141.64/x
  3. Step 3: Cross multiply
    4,890,568.76x = 6,749,202.78 × 2,715,141.64
  4. Step 4: Simplify right side
    4,890,568.76x = 18,325,041,504,781.76
  5. Step 5: Solve for x
    x = 18,325,041,504,781.76/4,890,568.76
  6. Step 6: Final answer
    x = 3,747,016.43

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Double scale
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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.