Home / 3,091,570.20-4,637,355.30-847,704.60

Finding the Fourth Proportional to 3,091,570.20, 4,637,355.30 and 847,704.60

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Solution

The fourth proportional to 3,091,570.20, 4,637,355.30 and 847,704.60 is: 1,271,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,570.20 : 4,637,355.30 = 847,704.60 : x
  2. Step 2: Convert to fraction form
    3,091,570.20/4,637,355.30 = 847,704.60/x
  3. Step 3: Cross multiply
    3,091,570.20x = 4,637,355.30 × 847,704.60
  4. Step 4: Simplify right side
    3,091,570.20x = 3,931,107,419,644.38
  5. Step 5: Solve for x
    x = 3,931,107,419,644.38/3,091,570.20
  6. Step 6: Final answer
    x = 1,271,556.90

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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.