Home / 2,641,964.40-3,647,027.16-1,783,687.32

Finding the Fourth Proportional to 2,641,964.40, 3,647,027.16 and 1,783,687.32

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Solution

The fourth proportional to 2,641,964.40, 3,647,027.16 and 1,783,687.32 is: 2,462,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,964.40 : 3,647,027.16 = 1,783,687.32 : x
  2. Step 2: Convert to fraction form
    2,641,964.40/3,647,027.16 = 1,783,687.32/x
  3. Step 3: Cross multiply
    2,641,964.40x = 3,647,027.16 × 1,783,687.32
  4. Step 4: Simplify right side
    2,641,964.40x = 6,505,156,100,987.61
  5. Step 5: Solve for x
    x = 6,505,156,100,987.61/2,641,964.40
  6. Step 6: Final answer
    x = 2,462,242.15

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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.