Home / 1,275,940.06-1,760,796.31-702,980.23

Finding the Fourth Proportional to 1,275,940.06, 1,760,796.31 and 702,980.23

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Solution

The fourth proportional to 1,275,940.06, 1,760,796.31 and 702,980.23 is: 970,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,940.06 : 1,760,796.31 = 702,980.23 : x
  2. Step 2: Convert to fraction form
    1,275,940.06/1,760,796.31 = 702,980.23/x
  3. Step 3: Cross multiply
    1,275,940.06x = 1,760,796.31 × 702,980.23
  4. Step 4: Simplify right side
    1,275,940.06x = 1,237,804,994,986.95
  5. Step 5: Solve for x
    x = 1,237,804,994,986.95/1,275,940.06
  6. Step 6: Final answer
    x = 970,112.18

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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.