Home / 2,210,306.43-3,315,448.55-1,909,872.87

Finding the Fourth Proportional to 2,210,306.43, 3,315,448.55 and 1,909,872.87

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Solution

The fourth proportional to 2,210,306.43, 3,315,448.55 and 1,909,872.87 is: 2,864,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,306.43 : 3,315,448.55 = 1,909,872.87 : x
  2. Step 2: Convert to fraction form
    2,210,306.43/3,315,448.55 = 1,909,872.87/x
  3. Step 3: Cross multiply
    2,210,306.43x = 3,315,448.55 × 1,909,872.87
  4. Step 4: Simplify right side
    2,210,306.43x = 6,332,085,227,976.48
  5. Step 5: Solve for x
    x = 6,332,085,227,976.48/2,210,306.43
  6. Step 6: Final answer
    x = 2,864,799.71

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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.