Home / 1,376,092.73-1,899,643.49-825,069.20

Finding the Fourth Proportional to 1,376,092.73, 1,899,643.49 and 825,069.20

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Solution

The fourth proportional to 1,376,092.73, 1,899,643.49 and 825,069.20 is: 1,138,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,092.73 : 1,899,643.49 = 825,069.20 : x
  2. Step 2: Convert to fraction form
    1,376,092.73/1,899,643.49 = 825,069.20/x
  3. Step 3: Cross multiply
    1,376,092.73x = 1,899,643.49 × 825,069.20
  4. Step 4: Simplify right side
    1,376,092.73x = 1,567,337,320,955.94
  5. Step 5: Solve for x
    x = 1,567,337,320,955.94/1,376,092.73
  6. Step 6: Final answer
    x = 1,138,976.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.