Home / 1,185,480.44-1,776,945.36-511,878.97

Finding the Fourth Proportional to 1,185,480.44, 1,776,945.36 and 511,878.97

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Solution

The fourth proportional to 1,185,480.44, 1,776,945.36 and 511,878.97 is: 767,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,480.44 : 1,776,945.36 = 511,878.97 : x
  2. Step 2: Convert to fraction form
    1,185,480.44/1,776,945.36 = 511,878.97/x
  3. Step 3: Cross multiply
    1,185,480.44x = 1,776,945.36 × 511,878.97
  4. Step 4: Simplify right side
    1,185,480.44x = 909,580,957,606.68
  5. Step 5: Solve for x
    x = 909,580,957,606.68/1,185,480.44
  6. Step 6: Final answer
    x = 767,267.79

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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.