Home / 2,828,107.38-3,902,835.51-1,538,967.54

Finding the Fourth Proportional to 2,828,107.38, 3,902,835.51 and 1,538,967.54

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Solution

The fourth proportional to 2,828,107.38, 3,902,835.51 and 1,538,967.54 is: 2,123,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,107.38 : 3,902,835.51 = 1,538,967.54 : x
  2. Step 2: Convert to fraction form
    2,828,107.38/3,902,835.51 = 1,538,967.54/x
  3. Step 3: Cross multiply
    2,828,107.38x = 3,902,835.51 × 1,538,967.54
  4. Step 4: Simplify right side
    2,828,107.38x = 6,006,337,163,849.35
  5. Step 5: Solve for x
    x = 6,006,337,163,849.35/2,828,107.38
  6. Step 6: Final answer
    x = 2,123,800.96

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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.