Home / 5,907,144.38-8,860,716.56-1,419,420.38

Finding the Fourth Proportional to 5,907,144.38, 8,860,716.56 and 1,419,420.38

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Solution

The fourth proportional to 5,907,144.38, 8,860,716.56 and 1,419,420.38 is: 2,129,130.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,907,144.38 : 8,860,716.56 = 1,419,420.38 : x
  2. Step 2: Convert to fraction form
    5,907,144.38/8,860,716.56 = 1,419,420.38/x
  3. Step 3: Cross multiply
    5,907,144.38x = 8,860,716.56 × 1,419,420.38
  4. Step 4: Simplify right side
    5,907,144.38x = 12,577,081,625,912.46
  5. Step 5: Solve for x
    x = 12,577,081,625,912.46/5,907,144.38
  6. Step 6: Final answer
    x = 2,129,130.56

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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.