Home / 1,821,167.55-2,731,751.33-756,098.55

Finding the Fourth Proportional to 1,821,167.55, 2,731,751.33 and 756,098.55

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Solution

The fourth proportional to 1,821,167.55, 2,731,751.33 and 756,098.55 is: 1,134,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,167.55 : 2,731,751.33 = 756,098.55 : x
  2. Step 2: Convert to fraction form
    1,821,167.55/2,731,751.33 = 756,098.55/x
  3. Step 3: Cross multiply
    1,821,167.55x = 2,731,751.33 × 756,098.55
  4. Step 4: Simplify right side
    1,821,167.55x = 2,065,473,215,793.08
  5. Step 5: Solve for x
    x = 2,065,473,215,793.08/1,821,167.55
  6. Step 6: Final answer
    x = 1,134,147.83

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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.