Home / 2,828,044.20-3,902,709.42-1,538,884.92

Finding the Fourth Proportional to 2,828,044.20, 3,902,709.42 and 1,538,884.92

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Solution

The fourth proportional to 2,828,044.20, 3,902,709.42 and 1,538,884.92 is: 2,123,665.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,044.20 : 3,902,709.42 = 1,538,884.92 : x
  2. Step 2: Convert to fraction form
    2,828,044.20/3,902,709.42 = 1,538,884.92/x
  3. Step 3: Cross multiply
    2,828,044.20x = 3,902,709.42 × 1,538,884.92
  4. Step 4: Simplify right side
    2,828,044.20x = 6,005,820,673,579.95
  5. Step 5: Solve for x
    x = 6,005,820,673,579.95/2,828,044.20
  6. Step 6: Final answer
    x = 2,123,665.77

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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.