Home / 1,224,557.26-1,690,163.23-680,883.64

Finding the Fourth Proportional to 1,224,557.26, 1,690,163.23 and 680,883.64

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Solution

The fourth proportional to 1,224,557.26, 1,690,163.23 and 680,883.64 is: 939,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,557.26 : 1,690,163.23 = 680,883.64 : x
  2. Step 2: Convert to fraction form
    1,224,557.26/1,690,163.23 = 680,883.64/x
  3. Step 3: Cross multiply
    1,224,557.26x = 1,690,163.23 × 680,883.64
  4. Step 4: Simplify right side
    1,224,557.26x = 1,150,804,492,236.56
  5. Step 5: Solve for x
    x = 1,150,804,492,236.56/1,224,557.26
  6. Step 6: Final answer
    x = 939,771.89

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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.