Home / 3,728,073.78-5,144,141.64-2,096,383.86

Finding the Fourth Proportional to 3,728,073.78, 5,144,141.64 and 2,096,383.86

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Solution

The fourth proportional to 3,728,073.78, 5,144,141.64 and 2,096,383.86 is: 2,892,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,073.78 : 5,144,141.64 = 2,096,383.86 : x
  2. Step 2: Convert to fraction form
    3,728,073.78/5,144,141.64 = 2,096,383.86/x
  3. Step 3: Cross multiply
    3,728,073.78x = 5,144,141.64 × 2,096,383.86
  4. Step 4: Simplify right side
    3,728,073.78x = 10,784,095,507,649.93
  5. Step 5: Solve for x
    x = 10,784,095,507,649.93/3,728,073.78
  6. Step 6: Final answer
    x = 2,892,672.23

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Double scale
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Similar ratio
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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.