Home / 1,273,579.84-1,757,791.38-730,080.28

Finding the Fourth Proportional to 1,273,579.84, 1,757,791.38 and 730,080.28

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Solution

The fourth proportional to 1,273,579.84, 1,757,791.38 and 730,080.28 is: 1,007,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,579.84 : 1,757,791.38 = 730,080.28 : x
  2. Step 2: Convert to fraction form
    1,273,579.84/1,757,791.38 = 730,080.28/x
  3. Step 3: Cross multiply
    1,273,579.84x = 1,757,791.38 × 730,080.28
  4. Step 4: Simplify right side
    1,273,579.84x = 1,283,328,822,891.99
  5. Step 5: Solve for x
    x = 1,283,328,822,891.99/1,273,579.84
  6. Step 6: Final answer
    x = 1,007,654.79

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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.