Home / 4,608,574.92-6,912,863.10-1,242,782.28

Finding the Fourth Proportional to 4,608,574.92, 6,912,863.10 and 1,242,782.28

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Solution

The fourth proportional to 4,608,574.92, 6,912,863.10 and 1,242,782.28 is: 1,864,173.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608,574.92 : 6,912,863.10 = 1,242,782.28 : x
  2. Step 2: Convert to fraction form
    4,608,574.92/6,912,863.10 = 1,242,782.28/x
  3. Step 3: Cross multiply
    4,608,574.92x = 6,912,863.10 × 1,242,782.28
  4. Step 4: Simplify right side
    4,608,574.92x = 8,591,183,764,745.87
  5. Step 5: Solve for x
    x = 8,591,183,764,745.87/4,608,574.92
  6. Step 6: Final answer
    x = 1,864,173.61

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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.