Home / 3,611,787.48-4,982,549.49-2,161,190.88

Finding the Fourth Proportional to 3,611,787.48, 4,982,549.49 and 2,161,190.88

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Solution

The fourth proportional to 3,611,787.48, 4,982,549.49 and 2,161,190.88 is: 2,981,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,787.48 : 4,982,549.49 = 2,161,190.88 : x
  2. Step 2: Convert to fraction form
    3,611,787.48/4,982,549.49 = 2,161,190.88/x
  3. Step 3: Cross multiply
    3,611,787.48x = 4,982,549.49 × 2,161,190.88
  4. Step 4: Simplify right side
    3,611,787.48x = 10,768,240,516,936.65
  5. Step 5: Solve for x
    x = 10,768,240,516,936.65/3,611,787.48
  6. Step 6: Final answer
    x = 2,981,415.87

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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.