Home / 2,277,706.80-3,417,872.40-858,781.20

Finding the Fourth Proportional to 2,277,706.80, 3,417,872.40 and 858,781.20

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Solution

The fourth proportional to 2,277,706.80, 3,417,872.40 and 858,781.20 is: 1,288,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,706.80 : 3,417,872.40 = 858,781.20 : x
  2. Step 2: Convert to fraction form
    2,277,706.80/3,417,872.40 = 858,781.20/x
  3. Step 3: Cross multiply
    2,277,706.80x = 3,417,872.40 × 858,781.20
  4. Step 4: Simplify right side
    2,277,706.80x = 2,935,204,561,118.88
  5. Step 5: Solve for x
    x = 2,935,204,561,118.88/2,277,706.80
  6. Step 6: Final answer
    x = 1,288,666.55

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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.