Home / 3,771,185.86-5,204,354.52-2,139,661.90

Finding the Fourth Proportional to 3,771,185.86, 5,204,354.52 and 2,139,661.90

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Solution

The fourth proportional to 3,771,185.86, 5,204,354.52 and 2,139,661.90 is: 2,952,800.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771,185.86 : 5,204,354.52 = 2,139,661.90 : x
  2. Step 2: Convert to fraction form
    3,771,185.86/5,204,354.52 = 2,139,661.90/x
  3. Step 3: Cross multiply
    3,771,185.86x = 5,204,354.52 × 2,139,661.90
  4. Step 4: Simplify right side
    3,771,185.86x = 11,135,559,080,536.79
  5. Step 5: Solve for x
    x = 11,135,559,080,536.79/3,771,185.86
  6. Step 6: Final answer
    x = 2,952,800.39

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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.