Home / 4,078,175.56-5,627,790.66-2,217,550.92

Finding the Fourth Proportional to 4,078,175.56, 5,627,790.66 and 2,217,550.92

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Solution

The fourth proportional to 4,078,175.56, 5,627,790.66 and 2,217,550.92 is: 3,060,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,175.56 : 5,627,790.66 = 2,217,550.92 : x
  2. Step 2: Convert to fraction form
    4,078,175.56/5,627,790.66 = 2,217,550.92/x
  3. Step 3: Cross multiply
    4,078,175.56x = 5,627,790.66 × 2,217,550.92
  4. Step 4: Simplify right side
    4,078,175.56x = 12,479,912,355,650.41
  5. Step 5: Solve for x
    x = 12,479,912,355,650.41/4,078,175.56
  6. Step 6: Final answer
    x = 3,060,170.45

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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.