Home / 2,256,923.38-3,114,611.58-1,238,327.86

Finding the Fourth Proportional to 2,256,923.38, 3,114,611.58 and 1,238,327.86

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Solution

The fourth proportional to 2,256,923.38, 3,114,611.58 and 1,238,327.86 is: 1,708,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,923.38 : 3,114,611.58 = 1,238,327.86 : x
  2. Step 2: Convert to fraction form
    2,256,923.38/3,114,611.58 = 1,238,327.86/x
  3. Step 3: Cross multiply
    2,256,923.38x = 3,114,611.58 × 1,238,327.86
  4. Step 4: Simplify right side
    2,256,923.38x = 3,856,910,292,592.62
  5. Step 5: Solve for x
    x = 3,856,910,292,592.62/2,256,923.38
  6. Step 6: Final answer
    x = 1,708,923.89

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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.