Home / 1,180,195.60-1,770,290.70-505,839.64

Finding the Fourth Proportional to 1,180,195.60, 1,770,290.70 and 505,839.64

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Solution

The fourth proportional to 1,180,195.60, 1,770,290.70 and 505,839.64 is: 758,758.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,195.60 : 1,770,290.70 = 505,839.64 : x
  2. Step 2: Convert to fraction form
    1,180,195.60/1,770,290.70 = 505,839.64/x
  3. Step 3: Cross multiply
    1,180,195.60x = 1,770,290.70 × 505,839.64
  4. Step 4: Simplify right side
    1,180,195.60x = 895,483,210,383.35
  5. Step 5: Solve for x
    x = 895,483,210,383.35/1,180,195.60
  6. Step 6: Final answer
    x = 758,758.30

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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.