Home / 2,728,467.20-4,092,700.80-835,212.80

Finding the Fourth Proportional to 2,728,467.20, 4,092,700.80 and 835,212.80

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Solution

The fourth proportional to 2,728,467.20, 4,092,700.80 and 835,212.80 is: 1,252,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,467.20 : 4,092,700.80 = 835,212.80 : x
  2. Step 2: Convert to fraction form
    2,728,467.20/4,092,700.80 = 835,212.80/x
  3. Step 3: Cross multiply
    2,728,467.20x = 4,092,700.80 × 835,212.80
  4. Step 4: Simplify right side
    2,728,467.20x = 3,418,276,094,730.24
  5. Step 5: Solve for x
    x = 3,418,276,094,730.24/2,728,467.20
  6. Step 6: Final answer
    x = 1,252,819.20

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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.