Home / 2,666,971.25-3,680,024.55-1,619,847.95

Finding the Fourth Proportional to 2,666,971.25, 3,680,024.55 and 1,619,847.95

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Solution

The fourth proportional to 2,666,971.25, 3,680,024.55 and 1,619,847.95 is: 2,235,149.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,971.25 : 3,680,024.55 = 1,619,847.95 : x
  2. Step 2: Convert to fraction form
    2,666,971.25/3,680,024.55 = 1,619,847.95/x
  3. Step 3: Cross multiply
    2,666,971.25x = 3,680,024.55 × 1,619,847.95
  4. Step 4: Simplify right side
    2,666,971.25x = 5,961,080,204,867.05
  5. Step 5: Solve for x
    x = 5,961,080,204,867.05/2,666,971.25
  6. Step 6: Final answer
    x = 2,235,149.79

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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.