Home / 2,751,690.20-4,127,924.10-858,234.20

Finding the Fourth Proportional to 2,751,690.20, 4,127,924.10 and 858,234.20

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Solution

The fourth proportional to 2,751,690.20, 4,127,924.10 and 858,234.20 is: 1,287,472.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,690.20 : 4,127,924.10 = 858,234.20 : x
  2. Step 2: Convert to fraction form
    2,751,690.20/4,127,924.10 = 858,234.20/x
  3. Step 3: Cross multiply
    2,751,690.20x = 4,127,924.10 × 858,234.20
  4. Step 4: Simplify right side
    2,751,690.20x = 3,542,725,637,624.22
  5. Step 5: Solve for x
    x = 3,542,725,637,624.22/2,751,690.20
  6. Step 6: Final answer
    x = 1,287,472.56

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1.5x scale

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.