Home / 3,948,286.80-5,448,637.80-2,137,450.80

Finding the Fourth Proportional to 3,948,286.80, 5,448,637.80 and 2,137,450.80

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Solution

The fourth proportional to 3,948,286.80, 5,448,637.80 and 2,137,450.80 is: 2,949,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,286.80 : 5,448,637.80 = 2,137,450.80 : x
  2. Step 2: Convert to fraction form
    3,948,286.80/5,448,637.80 = 2,137,450.80/x
  3. Step 3: Cross multiply
    3,948,286.80x = 5,448,637.80 × 2,137,450.80
  4. Step 4: Simplify right side
    3,948,286.80x = 11,646,195,224,520.24
  5. Step 5: Solve for x
    x = 11,646,195,224,520.24/3,948,286.80
  6. Step 6: Final answer
    x = 2,949,683.20

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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.