Home / 2,056,661.94-3,085,280.21-858,309.87

Finding the Fourth Proportional to 2,056,661.94, 3,085,280.21 and 858,309.87

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Solution

The fourth proportional to 2,056,661.94, 3,085,280.21 and 858,309.87 is: 1,287,584.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,661.94 : 3,085,280.21 = 858,309.87 : x
  2. Step 2: Convert to fraction form
    2,056,661.94/3,085,280.21 = 858,309.87/x
  3. Step 3: Cross multiply
    2,056,661.94x = 3,085,280.21 × 858,309.87
  4. Step 4: Simplify right side
    2,056,661.94x = 2,648,126,436,240.72
  5. Step 5: Solve for x
    x = 2,648,126,436,240.72/2,056,661.94
  6. Step 6: Final answer
    x = 1,287,584.70

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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.