Home / 1,005,504.06-1,387,560.15-552,791.58

Finding the Fourth Proportional to 1,005,504.06, 1,387,560.15 and 552,791.58

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Solution

The fourth proportional to 1,005,504.06, 1,387,560.15 and 552,791.58 is: 762,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,504.06 : 1,387,560.15 = 552,791.58 : x
  2. Step 2: Convert to fraction form
    1,005,504.06/1,387,560.15 = 552,791.58/x
  3. Step 3: Cross multiply
    1,005,504.06x = 1,387,560.15 × 552,791.58
  4. Step 4: Simplify right side
    1,005,504.06x = 767,031,567,663.54
  5. Step 5: Solve for x
    x = 767,031,567,663.54/1,005,504.06
  6. Step 6: Final answer
    x = 762,832.89

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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.