Home / 2,721,169.77-4,082,345.15-827,862

Finding the Fourth Proportional to 2,721,169.77, 4,082,345.15 and 827,862

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Solution

The fourth proportional to 2,721,169.77, 4,082,345.15 and 827,862 is: 1,241,972.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,169.77 : 4,082,345.15 = 827,862 : x
  2. Step 2: Convert to fraction form
    2,721,169.77/4,082,345.15 = 827,862/x
  3. Step 3: Cross multiply
    2,721,169.77x = 4,082,345.15 × 827,862
  4. Step 4: Simplify right side
    2,721,169.77x = 3,379,618,416,429.99
  5. Step 5: Solve for x
    x = 3,379,618,416,429.99/2,721,169.77
  6. Step 6: Final answer
    x = 1,241,972.64

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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.