Home / 2,672,145.37-3,690,625.17-1,758,453.52

Finding the Fourth Proportional to 2,672,145.37, 3,690,625.17 and 1,758,453.52

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Solution

The fourth proportional to 2,672,145.37, 3,690,625.17 and 1,758,453.52 is: 2,428,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,145.37 : 3,690,625.17 = 1,758,453.52 : x
  2. Step 2: Convert to fraction form
    2,672,145.37/3,690,625.17 = 1,758,453.52/x
  3. Step 3: Cross multiply
    2,672,145.37x = 3,690,625.17 × 1,758,453.52
  4. Step 4: Simplify right side
    2,672,145.37x = 6,489,792,825,474.66
  5. Step 5: Solve for x
    x = 6,489,792,825,474.66/2,672,145.37
  6. Step 6: Final answer
    x = 2,428,682.55

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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.