Home / 2,293,991.79-3,165,760.04-1,261,434.12

Finding the Fourth Proportional to 2,293,991.79, 3,165,760.04 and 1,261,434.12

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Solution

The fourth proportional to 2,293,991.79, 3,165,760.04 and 1,261,434.12 is: 1,740,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293,991.79 : 3,165,760.04 = 1,261,434.12 : x
  2. Step 2: Convert to fraction form
    2,293,991.79/3,165,760.04 = 1,261,434.12/x
  3. Step 3: Cross multiply
    2,293,991.79x = 3,165,760.04 × 1,261,434.12
  4. Step 4: Simplify right side
    2,293,991.79x = 3,993,397,723,881.39
  5. Step 5: Solve for x
    x = 3,993,397,723,881.39/2,293,991.79
  6. Step 6: Final answer
    x = 1,740,807.33

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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.