Home / 3,813,144.44-5,261,934.30-2,181,376.76

Finding the Fourth Proportional to 3,813,144.44, 5,261,934.30 and 2,181,376.76

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Solution

The fourth proportional to 3,813,144.44, 5,261,934.30 and 2,181,376.76 is: 3,010,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,144.44 : 5,261,934.30 = 2,181,376.76 : x
  2. Step 2: Convert to fraction form
    3,813,144.44/5,261,934.30 = 2,181,376.76/x
  3. Step 3: Cross multiply
    3,813,144.44x = 5,261,934.30 × 2,181,376.76
  4. Step 4: Simplify right side
    3,813,144.44x = 11,478,261,194,666.87
  5. Step 5: Solve for x
    x = 11,478,261,194,666.87/3,813,144.44
  6. Step 6: Final answer
    x = 3,010,182.64

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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.