Home / 3,312,591.72-4,570,805.86-1,862,086.12

Finding the Fourth Proportional to 3,312,591.72, 4,570,805.86 and 1,862,086.12

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Solution

The fourth proportional to 3,312,591.72, 4,570,805.86 and 1,862,086.12 is: 2,569,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,591.72 : 4,570,805.86 = 1,862,086.12 : x
  2. Step 2: Convert to fraction form
    3,312,591.72/4,570,805.86 = 1,862,086.12/x
  3. Step 3: Cross multiply
    3,312,591.72x = 4,570,805.86 × 1,862,086.12
  4. Step 4: Simplify right side
    3,312,591.72x = 8,511,234,149,120.66
  5. Step 5: Solve for x
    x = 8,511,234,149,120.66/3,312,591.72
  6. Step 6: Final answer
    x = 2,569,358.03

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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.