Home / 3,176,616.17-4,383,273.92-1,869,090.89

Finding the Fourth Proportional to 3,176,616.17, 4,383,273.92 and 1,869,090.89

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Solution

The fourth proportional to 3,176,616.17, 4,383,273.92 and 1,869,090.89 is: 2,579,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,616.17 : 4,383,273.92 = 1,869,090.89 : x
  2. Step 2: Convert to fraction form
    3,176,616.17/4,383,273.92 = 1,869,090.89/x
  3. Step 3: Cross multiply
    3,176,616.17x = 4,383,273.92 × 1,869,090.89
  4. Step 4: Simplify right side
    3,176,616.17x = 8,192,737,320,984.77
  5. Step 5: Solve for x
    x = 8,192,737,320,984.77/3,176,616.17
  6. Step 6: Final answer
    x = 2,579,076.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.