Home / 2,728,206.40-4,092,616.80-834,932.80

Finding the Fourth Proportional to 2,728,206.40, 4,092,616.80 and 834,932.80

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Solution

The fourth proportional to 2,728,206.40, 4,092,616.80 and 834,932.80 is: 1,252,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,206.40 : 4,092,616.80 = 834,932.80 : x
  2. Step 2: Convert to fraction form
    2,728,206.40/4,092,616.80 = 834,932.80/x
  3. Step 3: Cross multiply
    2,728,206.40x = 4,092,616.80 × 834,932.80
  4. Step 4: Simplify right side
    2,728,206.40x = 3,417,060,004,151.04
  5. Step 5: Solve for x
    x = 3,417,060,004,151.04/2,728,206.40
  6. Step 6: Final answer
    x = 1,252,493.21

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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.