Home / 2,251,970.81-3,107,941.99-1,285,245.74

Finding the Fourth Proportional to 2,251,970.81, 3,107,941.99 and 1,285,245.74

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Solution

The fourth proportional to 2,251,970.81, 3,107,941.99 and 1,285,245.74 is: 1,773,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,970.81 : 3,107,941.99 = 1,285,245.74 : x
  2. Step 2: Convert to fraction form
    2,251,970.81/3,107,941.99 = 1,285,245.74/x
  3. Step 3: Cross multiply
    2,251,970.81x = 3,107,941.99 × 1,285,245.74
  4. Step 4: Simplify right side
    2,251,970.81x = 3,994,469,180,848.68
  5. Step 5: Solve for x
    x = 3,994,469,180,848.68/2,251,970.81
  6. Step 6: Final answer
    x = 1,773,765.97

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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.