Home / 4,105,113.70-5,664,889.56-2,269,455.16

Finding the Fourth Proportional to 4,105,113.70, 5,664,889.56 and 2,269,455.16

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Solution

The fourth proportional to 4,105,113.70, 5,664,889.56 and 2,269,455.16 is: 3,131,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105,113.70 : 5,664,889.56 = 2,269,455.16 : x
  2. Step 2: Convert to fraction form
    4,105,113.70/5,664,889.56 = 2,269,455.16/x
  3. Step 3: Cross multiply
    4,105,113.70x = 5,664,889.56 × 2,269,455.16
  4. Step 4: Simplify right side
    4,105,113.70x = 12,856,212,842,772.13
  5. Step 5: Solve for x
    x = 12,856,212,842,772.13/4,105,113.70
  6. Step 6: Final answer
    x = 3,131,755.61

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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.