Home / 5,204,854.86-7,807,588.41-2,009,997.78

Finding the Fourth Proportional to 5,204,854.86, 7,807,588.41 and 2,009,997.78

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Solution

The fourth proportional to 5,204,854.86, 7,807,588.41 and 2,009,997.78 is: 3,015,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204,854.86 : 7,807,588.41 = 2,009,997.78 : x
  2. Step 2: Convert to fraction form
    5,204,854.86/7,807,588.41 = 2,009,997.78/x
  3. Step 3: Cross multiply
    5,204,854.86x = 7,807,588.41 × 2,009,997.78
  4. Step 4: Simplify right side
    5,204,854.86x = 15,693,235,371,253.73
  5. Step 5: Solve for x
    x = 15,693,235,371,253.73/5,204,854.86
  6. Step 6: Final answer
    x = 3,015,114.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.