Home / 1,000,169.55-1,380,235.66-541,284.53

Finding the Fourth Proportional to 1,000,169.55, 1,380,235.66 and 541,284.53

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Solution

The fourth proportional to 1,000,169.55, 1,380,235.66 and 541,284.53 is: 746,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,169.55 : 1,380,235.66 = 541,284.53 : x
  2. Step 2: Convert to fraction form
    1,000,169.55/1,380,235.66 = 541,284.53/x
  3. Step 3: Cross multiply
    1,000,169.55x = 1,380,235.66 × 541,284.53
  4. Step 4: Simplify right side
    1,000,169.55x = 747,100,212,609.72
  5. Step 5: Solve for x
    x = 747,100,212,609.72/1,000,169.55
  6. Step 6: Final answer
    x = 746,973.56

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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.