Home / 4,493,455.80-6,740,183.70-1,298,686.20

Finding the Fourth Proportional to 4,493,455.80, 6,740,183.70 and 1,298,686.20

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Solution

The fourth proportional to 4,493,455.80, 6,740,183.70 and 1,298,686.20 is: 1,948,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493,455.80 : 6,740,183.70 = 1,298,686.20 : x
  2. Step 2: Convert to fraction form
    4,493,455.80/6,740,183.70 = 1,298,686.20/x
  3. Step 3: Cross multiply
    4,493,455.80x = 6,740,183.70 × 1,298,686.20
  4. Step 4: Simplify right side
    4,493,455.80x = 8,753,383,556,654.94
  5. Step 5: Solve for x
    x = 8,753,383,556,654.94/4,493,455.80
  6. Step 6: Final answer
    x = 1,948,029.30

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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.