Home / 2,641,965.90-3,647,029.23-1,783,688.82

Finding the Fourth Proportional to 2,641,965.90, 3,647,029.23 and 1,783,688.82

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Solution

The fourth proportional to 2,641,965.90, 3,647,029.23 and 1,783,688.82 is: 2,462,244.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,965.90 : 3,647,029.23 = 1,783,688.82 : x
  2. Step 2: Convert to fraction form
    2,641,965.90/3,647,029.23 = 1,783,688.82/x
  3. Step 3: Cross multiply
    2,641,965.90x = 3,647,029.23 × 1,783,688.82
  4. Step 4: Simplify right side
    2,641,965.90x = 6,505,165,263,764.21
  5. Step 5: Solve for x
    x = 6,505,165,263,764.21/2,641,965.90
  6. Step 6: Final answer
    x = 2,462,244.22

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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.