Home / 2,786,621.25-4,180,634.15-792,077.25

Finding the Fourth Proportional to 2,786,621.25, 4,180,634.15 and 792,077.25

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Solution

The fourth proportional to 2,786,621.25, 4,180,634.15 and 792,077.25 is: 1,188,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,621.25 : 4,180,634.15 = 792,077.25 : x
  2. Step 2: Convert to fraction form
    2,786,621.25/4,180,634.15 = 792,077.25/x
  3. Step 3: Cross multiply
    2,786,621.25x = 4,180,634.15 × 792,077.25
  4. Step 4: Simplify right side
    2,786,621.25x = 3,311,385,196,827.70
  5. Step 5: Solve for x
    x = 3,311,385,196,827.70/2,786,621.25
  6. Step 6: Final answer
    x = 1,188,315.49

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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.