Home / 2,827,975-3,902,572.70-1,538,793.18

Finding the Fourth Proportional to 2,827,975, 3,902,572.70 and 1,538,793.18

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Solution

The fourth proportional to 2,827,975, 3,902,572.70 and 1,538,793.18 is: 2,123,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,975 : 3,902,572.70 = 1,538,793.18 : x
  2. Step 2: Convert to fraction form
    2,827,975/3,902,572.70 = 1,538,793.18/x
  3. Step 3: Cross multiply
    2,827,975x = 3,902,572.70 × 1,538,793.18
  4. Step 4: Simplify right side
    2,827,975x = 6,005,252,228,007.36
  5. Step 5: Solve for x
    x = 6,005,252,228,007.36/2,827,975
  6. Step 6: Final answer
    x = 2,123,516.73

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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.