Home / 3,722,257.40-5,579,416.18-2,121,373.40

Finding the Fourth Proportional to 3,722,257.40, 5,579,416.18 and 2,121,373.40

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Solution

The fourth proportional to 3,722,257.40, 5,579,416.18 and 2,121,373.40 is: 3,179,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,257.40 : 5,579,416.18 = 2,121,373.40 : x
  2. Step 2: Convert to fraction form
    3,722,257.40/5,579,416.18 = 2,121,373.40/x
  3. Step 3: Cross multiply
    3,722,257.40x = 5,579,416.18 × 2,121,373.40
  4. Step 4: Simplify right side
    3,722,257.40x = 11,836,025,071,781.61
  5. Step 5: Solve for x
    x = 11,836,025,071,781.61/3,722,257.40
  6. Step 6: Final answer
    x = 3,179,797.58

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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.