Home / 2,236,723.56-3,355,195.86-639,521.64

Finding the Fourth Proportional to 2,236,723.56, 3,355,195.86 and 639,521.64

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Solution

The fourth proportional to 2,236,723.56, 3,355,195.86 and 639,521.64 is: 959,314.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,723.56 : 3,355,195.86 = 639,521.64 : x
  2. Step 2: Convert to fraction form
    2,236,723.56/3,355,195.86 = 639,521.64/x
  3. Step 3: Cross multiply
    2,236,723.56x = 3,355,195.86 × 639,521.64
  4. Step 4: Simplify right side
    2,236,723.56x = 2,145,720,358,908.41
  5. Step 5: Solve for x
    x = 2,145,720,358,908.41/2,236,723.56
  6. Step 6: Final answer
    x = 959,314.06

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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.