Home / 1,380,226.96-2,070,672.63-581,736.88

Finding the Fourth Proportional to 1,380,226.96, 2,070,672.63 and 581,736.88

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Solution

The fourth proportional to 1,380,226.96, 2,070,672.63 and 581,736.88 is: 872,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,226.96 : 2,070,672.63 = 581,736.88 : x
  2. Step 2: Convert to fraction form
    1,380,226.96/2,070,672.63 = 581,736.88/x
  3. Step 3: Cross multiply
    1,380,226.96x = 2,070,672.63 × 581,736.88
  4. Step 4: Simplify right side
    1,380,226.96x = 1,204,586,635,277.59
  5. Step 5: Solve for x
    x = 1,204,586,635,277.59/1,380,226.96
  6. Step 6: Final answer
    x = 872,745.33

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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.