Home / 1,213,984.26-1,675,391.04-670,224.78

Finding the Fourth Proportional to 1,213,984.26, 1,675,391.04 and 670,224.78

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Solution

The fourth proportional to 1,213,984.26, 1,675,391.04 and 670,224.78 is: 924,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,984.26 : 1,675,391.04 = 670,224.78 : x
  2. Step 2: Convert to fraction form
    1,213,984.26/1,675,391.04 = 670,224.78/x
  3. Step 3: Cross multiply
    1,213,984.26x = 1,675,391.04 × 670,224.78
  4. Step 4: Simplify right side
    1,213,984.26x = 1,122,888,591,197.97
  5. Step 5: Solve for x
    x = 1,122,888,591,197.97/1,213,984.26
  6. Step 6: Final answer
    x = 924,961.41

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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.