Home / 2,251,686.94-3,377,880.33-756,128.86

Finding the Fourth Proportional to 2,251,686.94, 3,377,880.33 and 756,128.86

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Solution

The fourth proportional to 2,251,686.94, 3,377,880.33 and 756,128.86 is: 1,134,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,686.94 : 3,377,880.33 = 756,128.86 : x
  2. Step 2: Convert to fraction form
    2,251,686.94/3,377,880.33 = 756,128.86/x
  3. Step 3: Cross multiply
    2,251,686.94x = 3,377,880.33 × 756,128.86
  4. Step 4: Simplify right side
    2,251,686.94x = 2,554,112,791,859.14
  5. Step 5: Solve for x
    x = 2,554,112,791,859.14/2,251,686.94
  6. Step 6: Final answer
    x = 1,134,310.79

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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.