Home / 3,149,101.72-4,724,402.24-1,019,185.84

Finding the Fourth Proportional to 3,149,101.72, 4,724,402.24 and 1,019,185.84

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Solution

The fourth proportional to 3,149,101.72, 4,724,402.24 and 1,019,185.84 is: 1,529,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,101.72 : 4,724,402.24 = 1,019,185.84 : x
  2. Step 2: Convert to fraction form
    3,149,101.72/4,724,402.24 = 1,019,185.84/x
  3. Step 3: Cross multiply
    3,149,101.72x = 4,724,402.24 × 1,019,185.84
  4. Step 4: Simplify right side
    3,149,101.72x = 4,815,043,865,472.28
  5. Step 5: Solve for x
    x = 4,815,043,865,472.28/3,149,101.72
  6. Step 6: Final answer
    x = 1,529,021.38

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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.