Home / 2,539,591.33-3,810,632.45-1,191,863.51

Finding the Fourth Proportional to 2,539,591.33, 3,810,632.45 and 1,191,863.51

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Solution

The fourth proportional to 2,539,591.33, 3,810,632.45 and 1,191,863.51 is: 1,788,379.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,591.33 : 3,810,632.45 = 1,191,863.51 : x
  2. Step 2: Convert to fraction form
    2,539,591.33/3,810,632.45 = 1,191,863.51/x
  3. Step 3: Cross multiply
    2,539,591.33x = 3,810,632.45 × 1,191,863.51
  4. Step 4: Simplify right side
    2,539,591.33x = 4,541,753,777,889.10
  5. Step 5: Solve for x
    x = 4,541,753,777,889.10/2,539,591.33
  6. Step 6: Final answer
    x = 1,788,379.78

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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.