Home / 3,228,288.89-4,455,240.15-1,777,983.95

Finding the Fourth Proportional to 3,228,288.89, 4,455,240.15 and 1,777,983.95

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Solution

The fourth proportional to 3,228,288.89, 4,455,240.15 and 1,777,983.95 is: 2,453,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,288.89 : 4,455,240.15 = 1,777,983.95 : x
  2. Step 2: Convert to fraction form
    3,228,288.89/4,455,240.15 = 1,777,983.95/x
  3. Step 3: Cross multiply
    3,228,288.89x = 4,455,240.15 × 1,777,983.95
  4. Step 4: Simplify right side
    3,228,288.89x = 7,921,345,487,899.97
  5. Step 5: Solve for x
    x = 7,921,345,487,899.97/3,228,288.89
  6. Step 6: Final answer
    x = 2,453,728.82

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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.