Home / 3,722,723.32-5,583,419.66-990,285.56

Finding the Fourth Proportional to 3,722,723.32, 5,583,419.66 and 990,285.56

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Solution

The fourth proportional to 3,722,723.32, 5,583,419.66 and 990,285.56 is: 1,485,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,723.32 : 5,583,419.66 = 990,285.56 : x
  2. Step 2: Convert to fraction form
    3,722,723.32/5,583,419.66 = 990,285.56/x
  3. Step 3: Cross multiply
    3,722,723.32x = 5,583,419.66 × 990,285.56
  4. Step 4: Simplify right side
    3,722,723.32x = 5,529,179,864,718.11
  5. Step 5: Solve for x
    x = 5,529,179,864,718.11/3,722,723.32
  6. Step 6: Final answer
    x = 1,485,251.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.