Home / 1,375,896.60-2,063,747.70-477,120.60

Finding the Fourth Proportional to 1,375,896.60, 2,063,747.70 and 477,120.60

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Solution

The fourth proportional to 1,375,896.60, 2,063,747.70 and 477,120.60 is: 715,647.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,896.60 : 2,063,747.70 = 477,120.60 : x
  2. Step 2: Convert to fraction form
    1,375,896.60/2,063,747.70 = 477,120.60/x
  3. Step 3: Cross multiply
    1,375,896.60x = 2,063,747.70 × 477,120.60
  4. Step 4: Simplify right side
    1,375,896.60x = 984,656,540,872.62
  5. Step 5: Solve for x
    x = 984,656,540,872.62/1,375,896.60
  6. Step 6: Final answer
    x = 715,647.19

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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.