Home / 3,925,998.94-5,422,008.90-3,498,049.57

Finding the Fourth Proportional to 3,925,998.94, 5,422,008.90 and 3,498,049.57

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Solution

The fourth proportional to 3,925,998.94, 5,422,008.90 and 3,498,049.57 is: 4,830,988.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,998.94 : 5,422,008.90 = 3,498,049.57 : x
  2. Step 2: Convert to fraction form
    3,925,998.94/5,422,008.90 = 3,498,049.57/x
  3. Step 3: Cross multiply
    3,925,998.94x = 5,422,008.90 × 3,498,049.57
  4. Step 4: Simplify right side
    3,925,998.94x = 18,966,455,901,181.17
  5. Step 5: Solve for x
    x = 18,966,455,901,181.17/3,925,998.94
  6. Step 6: Final answer
    x = 4,830,988.54

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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.