Home / 2,969,968.10-4,454,952.15-2,136,380.90

Finding the Fourth Proportional to 2,969,968.10, 4,454,952.15 and 2,136,380.90

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Solution

The fourth proportional to 2,969,968.10, 4,454,952.15 and 2,136,380.90 is: 3,204,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,968.10 : 4,454,952.15 = 2,136,380.90 : x
  2. Step 2: Convert to fraction form
    2,969,968.10/4,454,952.15 = 2,136,380.90/x
  3. Step 3: Cross multiply
    2,969,968.10x = 4,454,952.15 × 2,136,380.90
  4. Step 4: Simplify right side
    2,969,968.10x = 9,517,474,683,673.94
  5. Step 5: Solve for x
    x = 9,517,474,683,673.94/2,969,968.10
  6. Step 6: Final answer
    x = 3,204,571.35

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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.