Home / 3,115,054-4,673,086.44-1,220,768.56

Finding the Fourth Proportional to 3,115,054, 4,673,086.44 and 1,220,768.56

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Solution

The fourth proportional to 3,115,054, 4,673,086.44 and 1,220,768.56 is: 1,831,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,054 : 4,673,086.44 = 1,220,768.56 : x
  2. Step 2: Convert to fraction form
    3,115,054/4,673,086.44 = 1,220,768.56/x
  3. Step 3: Cross multiply
    3,115,054x = 4,673,086.44 × 1,220,768.56
  4. Step 4: Simplify right side
    3,115,054x = 5,704,757,004,114.33
  5. Step 5: Solve for x
    x = 5,704,757,004,114.33/3,115,054
  6. Step 6: Final answer
    x = 1,831,350.92

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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.