Home / 1,276,166.39-1,761,146.67-703,243.52

Finding the Fourth Proportional to 1,276,166.39, 1,761,146.67 and 703,243.52

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Solution

The fourth proportional to 1,276,166.39, 1,761,146.67 and 703,243.52 is: 970,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,166.39 : 1,761,146.67 = 703,243.52 : x
  2. Step 2: Convert to fraction form
    1,276,166.39/1,761,146.67 = 703,243.52/x
  3. Step 3: Cross multiply
    1,276,166.39x = 1,761,146.67 × 703,243.52
  4. Step 4: Simplify right side
    1,276,166.39x = 1,238,514,983,447.08
  5. Step 5: Solve for x
    x = 1,238,514,983,447.08/1,276,166.39
  6. Step 6: Final answer
    x = 970,496.48

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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.