Home / 1,263,522.56-1,743,656.92-690,562.56

Finding the Fourth Proportional to 1,263,522.56, 1,743,656.92 and 690,562.56

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Solution

The fourth proportional to 1,263,522.56, 1,743,656.92 and 690,562.56 is: 952,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,522.56 : 1,743,656.92 = 690,562.56 : x
  2. Step 2: Convert to fraction form
    1,263,522.56/1,743,656.92 = 690,562.56/x
  3. Step 3: Cross multiply
    1,263,522.56x = 1,743,656.92 × 690,562.56
  4. Step 4: Simplify right side
    1,263,522.56x = 1,204,104,186,436.92
  5. Step 5: Solve for x
    x = 1,204,104,186,436.92/1,263,522.56
  6. Step 6: Final answer
    x = 952,974.03

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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.