Home / 1,382,086.26-1,907,417.97-838,204.02

Finding the Fourth Proportional to 1,382,086.26, 1,907,417.97 and 838,204.02

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Solution

The fourth proportional to 1,382,086.26, 1,907,417.97 and 838,204.02 is: 1,156,805.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,086.26 : 1,907,417.97 = 838,204.02 : x
  2. Step 2: Convert to fraction form
    1,382,086.26/1,907,417.97 = 838,204.02/x
  3. Step 3: Cross multiply
    1,382,086.26x = 1,907,417.97 × 838,204.02
  4. Step 4: Simplify right side
    1,382,086.26x = 1,598,805,410,274.24
  5. Step 5: Solve for x
    x = 1,598,805,410,274.24/1,382,086.26
  6. Step 6: Final answer
    x = 1,156,805.81

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