Home / 1,763,539.25-2,433,704.60-978,621.29

Finding the Fourth Proportional to 1,763,539.25, 2,433,704.60 and 978,621.29

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Solution

The fourth proportional to 1,763,539.25, 2,433,704.60 and 978,621.29 is: 1,350,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,539.25 : 2,433,704.60 = 978,621.29 : x
  2. Step 2: Convert to fraction form
    1,763,539.25/2,433,704.60 = 978,621.29/x
  3. Step 3: Cross multiply
    1,763,539.25x = 2,433,704.60 × 978,621.29
  4. Step 4: Simplify right side
    1,763,539.25x = 2,381,675,118,069.30
  5. Step 5: Solve for x
    x = 2,381,675,118,069.30/1,763,539.25
  6. Step 6: Final answer
    x = 1,350,508.71

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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.