Home / 797,640.48-1,195,847.39-412,977.05

Finding the Fourth Proportional to 797,640.48, 1,195,847.39 and 412,977.05

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Solution

The fourth proportional to 797,640.48, 1,195,847.39 and 412,977.05 is: 619,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,640.48 : 1,195,847.39 = 412,977.05 : x
  2. Step 2: Convert to fraction form
    797,640.48/1,195,847.39 = 412,977.05/x
  3. Step 3: Cross multiply
    797,640.48x = 1,195,847.39 × 412,977.05
  4. Step 4: Simplify right side
    797,640.48x = 493,857,519,328.28
  5. Step 5: Solve for x
    x = 493,857,519,328.28/797,640.48
  6. Step 6: Final answer
    x = 619,148.01

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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.