Home / 3,766,144.20-5,197,368.42-2,134,717.80

Finding the Fourth Proportional to 3,766,144.20, 5,197,368.42 and 2,134,717.80

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Solution

The fourth proportional to 3,766,144.20, 5,197,368.42 and 2,134,717.80 is: 2,945,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766,144.20 : 5,197,368.42 = 2,134,717.80 : x
  2. Step 2: Convert to fraction form
    3,766,144.20/5,197,368.42 = 2,134,717.80/x
  3. Step 3: Cross multiply
    3,766,144.20x = 5,197,368.42 × 2,134,717.80
  4. Step 4: Simplify right side
    3,766,144.20x = 11,094,914,879,331.88
  5. Step 5: Solve for x
    x = 11,094,914,879,331.88/3,766,144.20
  6. Step 6: Final answer
    x = 2,945,961.25

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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.