Home / 3,771,202.86-5,204,377.98-2,139,678.90

Finding the Fourth Proportional to 3,771,202.86, 5,204,377.98 and 2,139,678.90

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Solution

The fourth proportional to 3,771,202.86, 5,204,377.98 and 2,139,678.90 is: 2,952,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771,202.86 : 5,204,377.98 = 2,139,678.90 : x
  2. Step 2: Convert to fraction form
    3,771,202.86/5,204,377.98 = 2,139,678.90/x
  3. Step 3: Cross multiply
    3,771,202.86x = 5,204,377.98 × 2,139,678.90
  4. Step 4: Simplify right side
    3,771,202.86x = 11,135,697,751,430.62
  5. Step 5: Solve for x
    x = 11,135,697,751,430.62/3,771,202.86
  6. Step 6: Final answer
    x = 2,952,823.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.