Home / 1,986,788.97-2,741,774.04-1,127,346.93

Finding the Fourth Proportional to 1,986,788.97, 2,741,774.04 and 1,127,346.93

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Solution

The fourth proportional to 1,986,788.97, 2,741,774.04 and 1,127,346.93 is: 1,555,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,788.97 : 2,741,774.04 = 1,127,346.93 : x
  2. Step 2: Convert to fraction form
    1,986,788.97/2,741,774.04 = 1,127,346.93/x
  3. Step 3: Cross multiply
    1,986,788.97x = 2,741,774.04 × 1,127,346.93
  4. Step 4: Simplify right side
    1,986,788.97x = 3,090,930,546,747.70
  5. Step 5: Solve for x
    x = 3,090,930,546,747.70/1,986,788.97
  6. Step 6: Final answer
    x = 1,555,741.75

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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.