Home / 3,738,219.26-5,158,747.22-2,019,339.78

Finding the Fourth Proportional to 3,738,219.26, 5,158,747.22 and 2,019,339.78

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Solution

The fourth proportional to 3,738,219.26, 5,158,747.22 and 2,019,339.78 is: 2,786,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,219.26 : 5,158,747.22 = 2,019,339.78 : x
  2. Step 2: Convert to fraction form
    3,738,219.26/5,158,747.22 = 2,019,339.78/x
  3. Step 3: Cross multiply
    3,738,219.26x = 5,158,747.22 × 2,019,339.78
  4. Step 4: Simplify right side
    3,738,219.26x = 10,417,263,466,213.71
  5. Step 5: Solve for x
    x = 10,417,263,466,213.71/3,738,219.26
  6. Step 6: Final answer
    x = 2,786,691.40

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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.