Home / 3,856,021.31-5,784,682.25-1,296,627.86

Finding the Fourth Proportional to 3,856,021.31, 5,784,682.25 and 1,296,627.86

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Solution

The fourth proportional to 3,856,021.31, 5,784,682.25 and 1,296,627.86 is: 1,945,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,021.31 : 5,784,682.25 = 1,296,627.86 : x
  2. Step 2: Convert to fraction form
    3,856,021.31/5,784,682.25 = 1,296,627.86/x
  3. Step 3: Cross multiply
    3,856,021.31x = 5,784,682.25 × 1,296,627.86
  4. Step 4: Simplify right side
    3,856,021.31x = 7,500,580,166,597.49
  5. Step 5: Solve for x
    x = 7,500,580,166,597.49/3,856,021.31
  6. Step 6: Final answer
    x = 1,945,160.46

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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.