Home / 2,291,845.15-3,160,578.39-1,505,522.86

Finding the Fourth Proportional to 2,291,845.15, 3,160,578.39 and 1,505,522.86

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Solution

The fourth proportional to 2,291,845.15, 3,160,578.39 and 1,505,522.86 is: 2,076,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,845.15 : 3,160,578.39 = 1,505,522.86 : x
  2. Step 2: Convert to fraction form
    2,291,845.15/3,160,578.39 = 1,505,522.86/x
  3. Step 3: Cross multiply
    2,291,845.15x = 3,160,578.39 × 1,505,522.86
  4. Step 4: Simplify right side
    2,291,845.15x = 4,758,323,016,967.00
  5. Step 5: Solve for x
    x = 4,758,323,016,967.00/2,291,845.15
  6. Step 6: Final answer
    x = 2,076,197.43

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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.