Home / 1,276,111.76-1,760,970.66-703,059.44

Finding the Fourth Proportional to 1,276,111.76, 1,760,970.66 and 703,059.44

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Solution

The fourth proportional to 1,276,111.76, 1,760,970.66 and 703,059.44 is: 970,187.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,111.76 : 1,760,970.66 = 703,059.44 : x
  2. Step 2: Convert to fraction form
    1,276,111.76/1,760,970.66 = 703,059.44/x
  3. Step 3: Cross multiply
    1,276,111.76x = 1,760,970.66 × 703,059.44
  4. Step 4: Simplify right side
    1,276,111.76x = 1,238,067,046,076.03
  5. Step 5: Solve for x
    x = 1,238,067,046,076.03/1,276,111.76
  6. Step 6: Final answer
    x = 970,187.00

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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.