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Finding the Fourth Proportional to 3,297,700.80, 4,946,551.20 and 1,168,000.20

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Solution

The fourth proportional to 3,297,700.80, 4,946,551.20 and 1,168,000.20 is: 1,752,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297,700.80 : 4,946,551.20 = 1,168,000.20 : x
  2. Step 2: Convert to fraction form
    3,297,700.80/4,946,551.20 = 1,168,000.20/x
  3. Step 3: Cross multiply
    3,297,700.80x = 4,946,551.20 × 1,168,000.20
  4. Step 4: Simplify right side
    3,297,700.80x = 5,777,572,790,910.24
  5. Step 5: Solve for x
    x = 5,777,572,790,910.24/3,297,700.80
  6. Step 6: Final answer
    x = 1,752,000.30

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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.