Home / 2,721,205.80-4,082,399.10-827,898

Finding the Fourth Proportional to 2,721,205.80, 4,082,399.10 and 827,898

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Solution

The fourth proportional to 2,721,205.80, 4,082,399.10 and 827,898 is: 1,242,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,205.80 : 4,082,399.10 = 827,898 : x
  2. Step 2: Convert to fraction form
    2,721,205.80/4,082,399.10 = 827,898/x
  3. Step 3: Cross multiply
    2,721,205.80x = 4,082,399.10 × 827,898
  4. Step 4: Simplify right side
    2,721,205.80x = 3,379,810,050,091.80
  5. Step 5: Solve for x
    x = 3,379,810,050,091.80/2,721,205.80
  6. Step 6: Final answer
    x = 1,242,026.62

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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.