Home / 3,454,667.81-5,182,665.91-1,324,585.81

Finding the Fourth Proportional to 3,454,667.81, 5,182,665.91 and 1,324,585.81

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Solution

The fourth proportional to 3,454,667.81, 5,182,665.91 and 1,324,585.81 is: 1,987,133.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,667.81 : 5,182,665.91 = 1,324,585.81 : x
  2. Step 2: Convert to fraction form
    3,454,667.81/5,182,665.91 = 1,324,585.81/x
  3. Step 3: Cross multiply
    3,454,667.81x = 5,182,665.91 × 1,324,585.81
  4. Step 4: Simplify right side
    3,454,667.81x = 6,864,885,732,974.40
  5. Step 5: Solve for x
    x = 6,864,885,732,974.40/3,454,667.81
  6. Step 6: Final answer
    x = 1,987,133.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.