Home / 1,284,791.80-1,773,026.94-711,841

Finding the Fourth Proportional to 1,284,791.80, 1,773,026.94 and 711,841

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Solution

The fourth proportional to 1,284,791.80, 1,773,026.94 and 711,841 is: 982,348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,791.80 : 1,773,026.94 = 711,841 : x
  2. Step 2: Convert to fraction form
    1,284,791.80/1,773,026.94 = 711,841/x
  3. Step 3: Cross multiply
    1,284,791.80x = 1,773,026.94 × 711,841
  4. Step 4: Simplify right side
    1,284,791.80x = 1,262,113,269,996.54
  5. Step 5: Solve for x
    x = 1,262,113,269,996.54/1,284,791.80
  6. Step 6: Final answer
    x = 982,348.48

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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.