Home / 1,213,954.86-1,675,257.99-670,090.86

Finding the Fourth Proportional to 1,213,954.86, 1,675,257.99 and 670,090.86

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Solution

The fourth proportional to 1,213,954.86, 1,675,257.99 and 670,090.86 is: 924,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,954.86 : 1,675,257.99 = 670,090.86 : x
  2. Step 2: Convert to fraction form
    1,213,954.86/1,675,257.99 = 670,090.86/x
  3. Step 3: Cross multiply
    1,213,954.86x = 1,675,257.99 × 670,090.86
  4. Step 4: Simplify right side
    1,213,954.86x = 1,122,575,067,240.97
  5. Step 5: Solve for x
    x = 1,122,575,067,240.97/1,213,954.86
  6. Step 6: Final answer
    x = 924,725.54

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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.