Home / 2,912,174.26-4,026,064.13-2,185,760.82

Finding the Fourth Proportional to 2,912,174.26, 4,026,064.13 and 2,185,760.82

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Solution

The fourth proportional to 2,912,174.26, 4,026,064.13 and 2,185,760.82 is: 3,021,801.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,174.26 : 4,026,064.13 = 2,185,760.82 : x
  2. Step 2: Convert to fraction form
    2,912,174.26/4,026,064.13 = 2,185,760.82/x
  3. Step 3: Cross multiply
    2,912,174.26x = 4,026,064.13 × 2,185,760.82
  4. Step 4: Simplify right side
    2,912,174.26x = 8,800,013,234,161.39
  5. Step 5: Solve for x
    x = 8,800,013,234,161.39/2,912,174.26
  6. Step 6: Final answer
    x = 3,021,801.74

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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.