Home / 2,378,964.04-3,282,882.42-1,291,212.43

Finding the Fourth Proportional to 2,378,964.04, 3,282,882.42 and 1,291,212.43

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Solution

The fourth proportional to 2,378,964.04, 3,282,882.42 and 1,291,212.43 is: 1,781,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,964.04 : 3,282,882.42 = 1,291,212.43 : x
  2. Step 2: Convert to fraction form
    2,378,964.04/3,282,882.42 = 1,291,212.43/x
  3. Step 3: Cross multiply
    2,378,964.04x = 3,282,882.42 × 1,291,212.43
  4. Step 4: Simplify right side
    2,378,964.04x = 4,238,898,586,932.48
  5. Step 5: Solve for x
    x = 4,238,898,586,932.48/2,378,964.04
  6. Step 6: Final answer
    x = 1,781,825.41

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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.