Home / 3,738,212.92-5,158,738.41-2,019,333.46

Finding the Fourth Proportional to 3,738,212.92, 5,158,738.41 and 2,019,333.46

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Solution

The fourth proportional to 3,738,212.92, 5,158,738.41 and 2,019,333.46 is: 2,786,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,212.92 : 5,158,738.41 = 2,019,333.46 : x
  2. Step 2: Convert to fraction form
    3,738,212.92/5,158,738.41 = 2,019,333.46/x
  3. Step 3: Cross multiply
    3,738,212.92x = 5,158,738.41 × 2,019,333.46
  4. Step 4: Simplify right side
    3,738,212.92x = 10,417,213,082,700.20
  5. Step 5: Solve for x
    x = 10,417,213,082,700.20/3,738,212.92
  6. Step 6: Final answer
    x = 2,786,682.65

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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.