Home / 3,280,654.80-4,920,982.20-1,839,859.20

Finding the Fourth Proportional to 3,280,654.80, 4,920,982.20 and 1,839,859.20

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Solution

The fourth proportional to 3,280,654.80, 4,920,982.20 and 1,839,859.20 is: 2,759,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,654.80 : 4,920,982.20 = 1,839,859.20 : x
  2. Step 2: Convert to fraction form
    3,280,654.80/4,920,982.20 = 1,839,859.20/x
  3. Step 3: Cross multiply
    3,280,654.80x = 4,920,982.20 × 1,839,859.20
  4. Step 4: Simplify right side
    3,280,654.80x = 9,053,914,373,706.24
  5. Step 5: Solve for x
    x = 9,053,914,373,706.24/3,280,654.80
  6. Step 6: Final answer
    x = 2,759,788.80

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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.