Home / 2,116,318.59-3,175,318.97-677,223.69

Finding the Fourth Proportional to 2,116,318.59, 3,175,318.97 and 677,223.69

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Solution

The fourth proportional to 2,116,318.59, 3,175,318.97 and 677,223.69 is: 1,016,104.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,318.59 : 3,175,318.97 = 677,223.69 : x
  2. Step 2: Convert to fraction form
    2,116,318.59/3,175,318.97 = 677,223.69/x
  3. Step 3: Cross multiply
    2,116,318.59x = 3,175,318.97 × 677,223.69
  4. Step 4: Simplify right side
    2,116,318.59x = 2,150,401,217,036.42
  5. Step 5: Solve for x
    x = 2,150,401,217,036.42/2,116,318.59
  6. Step 6: Final answer
    x = 1,016,104.68

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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.