Home / 1,263,485.92-1,743,613.68-690,532.96

Finding the Fourth Proportional to 1,263,485.92, 1,743,613.68 and 690,532.96

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Solution

The fourth proportional to 1,263,485.92, 1,743,613.68 and 690,532.96 is: 952,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,485.92 : 1,743,613.68 = 690,532.96 : x
  2. Step 2: Convert to fraction form
    1,263,485.92/1,743,613.68 = 690,532.96/x
  3. Step 3: Cross multiply
    1,263,485.92x = 1,743,613.68 × 690,532.96
  4. Step 4: Simplify right side
    1,263,485.92x = 1,204,022,715,546.89
  5. Step 5: Solve for x
    x = 1,204,022,715,546.89/1,263,485.92
  6. Step 6: Final answer
    x = 952,937.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.