Home / 2,728,203.40-4,092,612.30-834,929.80

Finding the Fourth Proportional to 2,728,203.40, 4,092,612.30 and 834,929.80

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Solution

The fourth proportional to 2,728,203.40, 4,092,612.30 and 834,929.80 is: 1,252,488.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,203.40 : 4,092,612.30 = 834,929.80 : x
  2. Step 2: Convert to fraction form
    2,728,203.40/4,092,612.30 = 834,929.80/x
  3. Step 3: Cross multiply
    2,728,203.40x = 4,092,612.30 × 834,929.80
  4. Step 4: Simplify right side
    2,728,203.40x = 3,417,043,969,116.54
  5. Step 5: Solve for x
    x = 3,417,043,969,116.54/2,728,203.40
  6. Step 6: Final answer
    x = 1,252,488.71

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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.