Home / 1,263,524.10-1,743,663.32-690,564.27

Finding the Fourth Proportional to 1,263,524.10, 1,743,663.32 and 690,564.27

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Solution

The fourth proportional to 1,263,524.10, 1,743,663.32 and 690,564.27 is: 952,978.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,524.10 : 1,743,663.32 = 690,564.27 : x
  2. Step 2: Convert to fraction form
    1,263,524.10/1,743,663.32 = 690,564.27/x
  3. Step 3: Cross multiply
    1,263,524.10x = 1,743,663.32 × 690,564.27
  4. Step 4: Simplify right side
    1,263,524.10x = 1,204,111,591,896.15
  5. Step 5: Solve for x
    x = 1,204,111,591,896.15/1,263,524.10
  6. Step 6: Final answer
    x = 952,978.73

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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.