Home / 5,089,665.84-7,023,761.52-2,797,974.12

Finding the Fourth Proportional to 5,089,665.84, 7,023,761.52 and 2,797,974.12

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Solution

The fourth proportional to 5,089,665.84, 7,023,761.52 and 2,797,974.12 is: 3,861,216.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089,665.84 : 7,023,761.52 = 2,797,974.12 : x
  2. Step 2: Convert to fraction form
    5,089,665.84/7,023,761.52 = 2,797,974.12/x
  3. Step 3: Cross multiply
    5,089,665.84x = 7,023,761.52 × 2,797,974.12
  4. Step 4: Simplify right side
    5,089,665.84x = 19,652,302,958,011.86
  5. Step 5: Solve for x
    x = 19,652,302,958,011.86/5,089,665.84
  6. Step 6: Final answer
    x = 3,861,216.74

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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.