Home / 4,815,156.52-7,220,635-1,821,241

Finding the Fourth Proportional to 4,815,156.52, 7,220,635 and 1,821,241

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Solution

The fourth proportional to 4,815,156.52, 7,220,635 and 1,821,241 is: 2,731,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,156.52 : 7,220,635 = 1,821,241 : x
  2. Step 2: Convert to fraction form
    4,815,156.52/7,220,635 = 1,821,241/x
  3. Step 3: Cross multiply
    4,815,156.52x = 7,220,635 × 1,821,241
  4. Step 4: Simplify right side
    4,815,156.52x = 13,150,516,508,035
  5. Step 5: Solve for x
    x = 13,150,516,508,035/4,815,156.52
  6. Step 6: Final answer
    x = 2,731,067.30

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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.