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Finding the Fourth Proportional to 4,760,846.82, 7,139,019.33 and 1,844,305.76

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Solution

The fourth proportional to 4,760,846.82, 7,139,019.33 and 1,844,305.76 is: 2,765,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760,846.82 : 7,139,019.33 = 1,844,305.76 : x
  2. Step 2: Convert to fraction form
    4,760,846.82/7,139,019.33 = 1,844,305.76/x
  3. Step 3: Cross multiply
    4,760,846.82x = 7,139,019.33 × 1,844,305.76
  4. Step 4: Simplify right side
    4,760,846.82x = 13,166,534,435,375.24
  5. Step 5: Solve for x
    x = 13,166,534,435,375.24/4,760,846.82
  6. Step 6: Final answer
    x = 2,765,586.66

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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.