Home / 4,143,905.78-5,718,852.84-2,512,469.38

Finding the Fourth Proportional to 4,143,905.78, 5,718,852.84 and 2,512,469.38

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Solution

The fourth proportional to 4,143,905.78, 5,718,852.84 and 2,512,469.38 is: 3,467,367.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,905.78 : 5,718,852.84 = 2,512,469.38 : x
  2. Step 2: Convert to fraction form
    4,143,905.78/5,718,852.84 = 2,512,469.38/x
  3. Step 3: Cross multiply
    4,143,905.78x = 5,718,852.84 × 2,512,469.38
  4. Step 4: Simplify right side
    4,143,905.78x = 14,368,442,649,226.04
  5. Step 5: Solve for x
    x = 14,368,442,649,226.04/4,143,905.78
  6. Step 6: Final answer
    x = 3,467,367.12

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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.