Home / 1,901,327.28-2,850,071.82-1,191,853.55

Finding the Fourth Proportional to 1,901,327.28, 2,850,071.82 and 1,191,853.55

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Solution

The fourth proportional to 1,901,327.28, 2,850,071.82 and 1,191,853.55 is: 1,786,577.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,327.28 : 2,850,071.82 = 1,191,853.55 : x
  2. Step 2: Convert to fraction form
    1,901,327.28/2,850,071.82 = 1,191,853.55/x
  3. Step 3: Cross multiply
    1,901,327.28x = 2,850,071.82 × 1,191,853.55
  4. Step 4: Simplify right side
    1,901,327.28x = 3,396,868,202,171.60
  5. Step 5: Solve for x
    x = 3,396,868,202,171.60/1,901,327.28
  6. Step 6: Final answer
    x = 1,786,577.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.