Home / 2,836,893.78-3,915,023.20-1,613,311.02

Finding the Fourth Proportional to 2,836,893.78, 3,915,023.20 and 1,613,311.02

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Solution

The fourth proportional to 2,836,893.78, 3,915,023.20 and 1,613,311.02 is: 2,226,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,836,893.78 : 3,915,023.20 = 1,613,311.02 : x
  2. Step 2: Convert to fraction form
    2,836,893.78/3,915,023.20 = 1,613,311.02/x
  3. Step 3: Cross multiply
    2,836,893.78x = 3,915,023.20 × 1,613,311.02
  4. Step 4: Simplify right side
    2,836,893.78x = 6,316,150,072,115.66
  5. Step 5: Solve for x
    x = 6,316,150,072,115.66/2,836,893.78
  6. Step 6: Final answer
    x = 2,226,431.64

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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.