Home / 1,375,149.15-2,062,678.37-565,505.55

Finding the Fourth Proportional to 1,375,149.15, 2,062,678.37 and 565,505.55

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Solution

The fourth proportional to 1,375,149.15, 2,062,678.37 and 565,505.55 is: 848,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,149.15 : 2,062,678.37 = 565,505.55 : x
  2. Step 2: Convert to fraction form
    1,375,149.15/2,062,678.37 = 565,505.55/x
  3. Step 3: Cross multiply
    1,375,149.15x = 2,062,678.37 × 565,505.55
  4. Step 4: Simplify right side
    1,375,149.15x = 1,166,456,063,272.43
  5. Step 5: Solve for x
    x = 1,166,456,063,272.43/1,375,149.15
  6. Step 6: Final answer
    x = 848,239.67

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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.