Home / 1,203,794.10-1,805,166.20-455,315.22

Finding the Fourth Proportional to 1,203,794.10, 1,805,166.20 and 455,315.22

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Solution

The fourth proportional to 1,203,794.10, 1,805,166.20 and 455,315.22 is: 682,774.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,794.10 : 1,805,166.20 = 455,315.22 : x
  2. Step 2: Convert to fraction form
    1,203,794.10/1,805,166.20 = 455,315.22/x
  3. Step 3: Cross multiply
    1,203,794.10x = 1,805,166.20 × 455,315.22
  4. Step 4: Simplify right side
    1,203,794.10x = 821,919,643,212.99
  5. Step 5: Solve for x
    x = 821,919,643,212.99/1,203,794.10
  6. Step 6: Final answer
    x = 682,774.27

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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.