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Finding the Fourth Proportional to 6,203,507.52, 9,305,264.64 and 1,944,009.12

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Solution

The fourth proportional to 6,203,507.52, 9,305,264.64 and 1,944,009.12 is: 2,916,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203,507.52 : 9,305,264.64 = 1,944,009.12 : x
  2. Step 2: Convert to fraction form
    6,203,507.52/9,305,264.64 = 1,944,009.12/x
  3. Step 3: Cross multiply
    6,203,507.52x = 9,305,264.64 × 1,944,009.12
  4. Step 4: Simplify right side
    6,203,507.52x = 18,089,519,324,173.52
  5. Step 5: Solve for x
    x = 18,089,519,324,173.52/6,203,507.52
  6. Step 6: Final answer
    x = 2,916,014.73

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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.