Home / 1,321,932.24-1,824,262.02-749,081.61

Finding the Fourth Proportional to 1,321,932.24, 1,824,262.02 and 749,081.61

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Solution

The fourth proportional to 1,321,932.24, 1,824,262.02 and 749,081.61 is: 1,033,730.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,932.24 : 1,824,262.02 = 749,081.61 : x
  2. Step 2: Convert to fraction form
    1,321,932.24/1,824,262.02 = 749,081.61/x
  3. Step 3: Cross multiply
    1,321,932.24x = 1,824,262.02 × 749,081.61
  4. Step 4: Simplify right side
    1,321,932.24x = 1,366,521,131,003.45
  5. Step 5: Solve for x
    x = 1,366,521,131,003.45/1,321,932.24
  6. Step 6: Final answer
    x = 1,033,730.09

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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.