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Finding the Fourth Proportional to 1,367,821.97, 1,887,828.71 and 795,194.29

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Solution

The fourth proportional to 1,367,821.97, 1,887,828.71 and 795,194.29 is: 1,097,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,821.97 : 1,887,828.71 = 795,194.29 : x
  2. Step 2: Convert to fraction form
    1,367,821.97/1,887,828.71 = 795,194.29/x
  3. Step 3: Cross multiply
    1,367,821.97x = 1,887,828.71 × 795,194.29
  4. Step 4: Simplify right side
    1,367,821.97x = 1,501,190,606,714.09
  5. Step 5: Solve for x
    x = 1,501,190,606,714.09/1,367,821.97
  6. Step 6: Final answer
    x = 1,097,504.38

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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.