Home / 3,818,940.56-5,270,176.68-2,100,073.76

Finding the Fourth Proportional to 3,818,940.56, 5,270,176.68 and 2,100,073.76

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Solution

The fourth proportional to 3,818,940.56, 5,270,176.68 and 2,100,073.76 is: 2,898,123.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,940.56 : 5,270,176.68 = 2,100,073.76 : x
  2. Step 2: Convert to fraction form
    3,818,940.56/5,270,176.68 = 2,100,073.76/x
  3. Step 3: Cross multiply
    3,818,940.56x = 5,270,176.68 × 2,100,073.76
  4. Step 4: Simplify right side
    3,818,940.56x = 11,067,759,756,231.91
  5. Step 5: Solve for x
    x = 11,067,759,756,231.91/3,818,940.56
  6. Step 6: Final answer
    x = 2,898,123.07

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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.