Home / 5,917,171.34-8,876,261.90-2,078,658.28

Finding the Fourth Proportional to 5,917,171.34, 8,876,261.90 and 2,078,658.28

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Solution

The fourth proportional to 5,917,171.34, 8,876,261.90 and 2,078,658.28 is: 3,118,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917,171.34 : 8,876,261.90 = 2,078,658.28 : x
  2. Step 2: Convert to fraction form
    5,917,171.34/8,876,261.90 = 2,078,658.28/x
  3. Step 3: Cross multiply
    5,917,171.34x = 8,876,261.90 × 2,078,658.28
  4. Step 4: Simplify right side
    5,917,171.34x = 18,450,715,293,883.53
  5. Step 5: Solve for x
    x = 18,450,715,293,883.53/5,917,171.34
  6. Step 6: Final answer
    x = 3,118,164.78

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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.