Home / 1,051,791.89-1,577,126.46-545,843.41

Finding the Fourth Proportional to 1,051,791.89, 1,577,126.46 and 545,843.41

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Solution

The fourth proportional to 1,051,791.89, 1,577,126.46 and 545,843.41 is: 818,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,791.89 : 1,577,126.46 = 545,843.41 : x
  2. Step 2: Convert to fraction form
    1,051,791.89/1,577,126.46 = 545,843.41/x
  3. Step 3: Cross multiply
    1,051,791.89x = 1,577,126.46 × 545,843.41
  4. Step 4: Simplify right side
    1,051,791.89x = 860,864,083,031.73
  5. Step 5: Solve for x
    x = 860,864,083,031.73/1,051,791.89
  6. Step 6: Final answer
    x = 818,473.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.