Home / 3,165,552.87-4,369,969.31-2,120,773.08

Finding the Fourth Proportional to 3,165,552.87, 4,369,969.31 and 2,120,773.08

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Solution

The fourth proportional to 3,165,552.87, 4,369,969.31 and 2,120,773.08 is: 2,927,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,552.87 : 4,369,969.31 = 2,120,773.08 : x
  2. Step 2: Convert to fraction form
    3,165,552.87/4,369,969.31 = 2,120,773.08/x
  3. Step 3: Cross multiply
    3,165,552.87x = 4,369,969.31 × 2,120,773.08
  4. Step 4: Simplify right side
    3,165,552.87x = 9,267,713,296,751.72
  5. Step 5: Solve for x
    x = 9,267,713,296,751.72/3,165,552.87
  6. Step 6: Final answer
    x = 2,927,676.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.