Home / 1,317,729.06-1,818,486.27-773,876.34

Finding the Fourth Proportional to 1,317,729.06, 1,818,486.27 and 773,876.34

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Solution

The fourth proportional to 1,317,729.06, 1,818,486.27 and 773,876.34 is: 1,067,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,729.06 : 1,818,486.27 = 773,876.34 : x
  2. Step 2: Convert to fraction form
    1,317,729.06/1,818,486.27 = 773,876.34/x
  3. Step 3: Cross multiply
    1,317,729.06x = 1,818,486.27 × 773,876.34
  4. Step 4: Simplify right side
    1,317,729.06x = 1,407,283,498,967.85
  5. Step 5: Solve for x
    x = 1,407,283,498,967.85/1,317,729.06
  6. Step 6: Final answer
    x = 1,067,961.19

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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.