Home / 1,087,616.97-1,500,954.06-744,173.26

Finding the Fourth Proportional to 1,087,616.97, 1,500,954.06 and 744,173.26

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Solution

The fourth proportional to 1,087,616.97, 1,500,954.06 and 744,173.26 is: 1,026,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,616.97 : 1,500,954.06 = 744,173.26 : x
  2. Step 2: Convert to fraction form
    1,087,616.97/1,500,954.06 = 744,173.26/x
  3. Step 3: Cross multiply
    1,087,616.97x = 1,500,954.06 × 744,173.26
  4. Step 4: Simplify right side
    1,087,616.97x = 1,116,969,874,978.70
  5. Step 5: Solve for x
    x = 1,116,969,874,978.70/1,087,616.97
  6. Step 6: Final answer
    x = 1,026,988.27

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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.