Home / 2,827,976.25-3,902,574.42-1,538,794.43

Finding the Fourth Proportional to 2,827,976.25, 3,902,574.42 and 1,538,794.43

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Solution

The fourth proportional to 2,827,976.25, 3,902,574.42 and 1,538,794.43 is: 2,123,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,976.25 : 3,902,574.42 = 1,538,794.43 : x
  2. Step 2: Convert to fraction form
    2,827,976.25/3,902,574.42 = 1,538,794.43/x
  3. Step 3: Cross multiply
    2,827,976.25x = 3,902,574.42 × 1,538,794.43
  4. Step 4: Simplify right side
    2,827,976.25x = 6,005,259,780,156.48
  5. Step 5: Solve for x
    x = 6,005,259,780,156.48/2,827,976.25
  6. Step 6: Final answer
    x = 2,123,518.46

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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.