Home / 1,263,550.48-1,743,727.56-690,627.76

Finding the Fourth Proportional to 1,263,550.48, 1,743,727.56 and 690,627.76

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Solution

The fourth proportional to 1,263,550.48, 1,743,727.56 and 690,627.76 is: 953,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,550.48 : 1,743,727.56 = 690,627.76 : x
  2. Step 2: Convert to fraction form
    1,263,550.48/1,743,727.56 = 690,627.76/x
  3. Step 3: Cross multiply
    1,263,550.48x = 1,743,727.56 × 690,627.76
  4. Step 4: Simplify right side
    1,263,550.48x = 1,204,266,658,813.07
  5. Step 5: Solve for x
    x = 1,204,266,658,813.07/1,263,550.48
  6. Step 6: Final answer
    x = 953,081.56

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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.