Home / 1,272,774.44-1,756,435.34-699,851.56

Finding the Fourth Proportional to 1,272,774.44, 1,756,435.34 and 699,851.56

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Solution

The fourth proportional to 1,272,774.44, 1,756,435.34 and 699,851.56 is: 965,798.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,774.44 : 1,756,435.34 = 699,851.56 : x
  2. Step 2: Convert to fraction form
    1,272,774.44/1,756,435.34 = 699,851.56/x
  3. Step 3: Cross multiply
    1,272,774.44x = 1,756,435.34 × 699,851.56
  4. Step 4: Simplify right side
    1,272,774.44x = 1,229,244,012,738.13
  5. Step 5: Solve for x
    x = 1,229,244,012,738.13/1,272,774.44
  6. Step 6: Final answer
    x = 965,798.79

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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.