Home / 2,057,785.20-3,086,677.80-1,490,914.80

Finding the Fourth Proportional to 2,057,785.20, 3,086,677.80 and 1,490,914.80

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Solution

The fourth proportional to 2,057,785.20, 3,086,677.80 and 1,490,914.80 is: 2,236,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,785.20 : 3,086,677.80 = 1,490,914.80 : x
  2. Step 2: Convert to fraction form
    2,057,785.20/3,086,677.80 = 1,490,914.80/x
  3. Step 3: Cross multiply
    2,057,785.20x = 3,086,677.80 × 1,490,914.80
  4. Step 4: Simplify right side
    2,057,785.20x = 4,601,973,614,851.44
  5. Step 5: Solve for x
    x = 4,601,973,614,851.44/2,057,785.20
  6. Step 6: Final answer
    x = 2,236,372.20

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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.