Home / 2,721,206.80-4,082,400.60-827,899

Finding the Fourth Proportional to 2,721,206.80, 4,082,400.60 and 827,899

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Solution

The fourth proportional to 2,721,206.80, 4,082,400.60 and 827,899 is: 1,242,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,206.80 : 4,082,400.60 = 827,899 : x
  2. Step 2: Convert to fraction form
    2,721,206.80/4,082,400.60 = 827,899/x
  3. Step 3: Cross multiply
    2,721,206.80x = 4,082,400.60 × 827,899
  4. Step 4: Simplify right side
    2,721,206.80x = 3,379,815,374,339.40
  5. Step 5: Solve for x
    x = 3,379,815,374,339.40/2,721,206.80
  6. Step 6: Final answer
    x = 1,242,028.12

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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.