Home / 1,276,110.76-1,760,969.28-703,058.44

Finding the Fourth Proportional to 1,276,110.76, 1,760,969.28 and 703,058.44

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Solution

The fourth proportional to 1,276,110.76, 1,760,969.28 and 703,058.44 is: 970,185.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,110.76 : 1,760,969.28 = 703,058.44 : x
  2. Step 2: Convert to fraction form
    1,276,110.76/1,760,969.28 = 703,058.44/x
  3. Step 3: Cross multiply
    1,276,110.76x = 1,760,969.28 × 703,058.44
  4. Step 4: Simplify right side
    1,276,110.76x = 1,238,064,314,884.72
  5. Step 5: Solve for x
    x = 1,238,064,314,884.72/1,276,110.76
  6. Step 6: Final answer
    x = 970,185.62

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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.