Home / 2,874,786.72-4,308,046.32-1,977,241.92

Finding the Fourth Proportional to 2,874,786.72, 4,308,046.32 and 1,977,241.92

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Solution

The fourth proportional to 2,874,786.72, 4,308,046.32 and 1,977,241.92 is: 2,963,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,786.72 : 4,308,046.32 = 1,977,241.92 : x
  2. Step 2: Convert to fraction form
    2,874,786.72/4,308,046.32 = 1,977,241.92/x
  3. Step 3: Cross multiply
    2,874,786.72x = 4,308,046.32 × 1,977,241.92
  4. Step 4: Simplify right side
    2,874,786.72x = 8,518,049,777,205.74
  5. Step 5: Solve for x
    x = 8,518,049,777,205.74/2,874,786.72
  6. Step 6: Final answer
    x = 2,963,019.73

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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.