Home / 4,867,952.44-7,289,568.79-2,921,455.76

Finding the Fourth Proportional to 4,867,952.44, 7,289,568.79 and 2,921,455.76

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Solution

The fourth proportional to 4,867,952.44, 7,289,568.79 and 2,921,455.76 is: 4,374,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867,952.44 : 7,289,568.79 = 2,921,455.76 : x
  2. Step 2: Convert to fraction form
    4,867,952.44/7,289,568.79 = 2,921,455.76/x
  3. Step 3: Cross multiply
    4,867,952.44x = 7,289,568.79 × 2,921,455.76
  4. Step 4: Simplify right side
    4,867,952.44x = 21,296,152,678,406.61
  5. Step 5: Solve for x
    x = 21,296,152,678,406.61/4,867,952.44
  6. Step 6: Final answer
    x = 4,374,765.97

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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.