Home / 5,305,205.04-7,321,185.72-2,890,757.04

Finding the Fourth Proportional to 5,305,205.04, 7,321,185.72 and 2,890,757.04

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Solution

The fourth proportional to 5,305,205.04, 7,321,185.72 and 2,890,757.04 is: 3,989,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,205.04 : 7,321,185.72 = 2,890,757.04 : x
  2. Step 2: Convert to fraction form
    5,305,205.04/7,321,185.72 = 2,890,757.04/x
  3. Step 3: Cross multiply
    5,305,205.04x = 7,321,185.72 × 2,890,757.04
  4. Step 4: Simplify right side
    5,305,205.04x = 21,163,769,161,237.47
  5. Step 5: Solve for x
    x = 21,163,769,161,237.47/5,305,205.04
  6. Step 6: Final answer
    x = 3,989,246.22

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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.