Home / 1,276,180.92-1,761,166.71-703,258.02

Finding the Fourth Proportional to 1,276,180.92, 1,761,166.71 and 703,258.02

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Solution

The fourth proportional to 1,276,180.92, 1,761,166.71 and 703,258.02 is: 970,516.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,180.92 : 1,761,166.71 = 703,258.02 : x
  2. Step 2: Convert to fraction form
    1,276,180.92/1,761,166.71 = 703,258.02/x
  3. Step 3: Cross multiply
    1,276,180.92x = 1,761,166.71 × 703,258.02
  4. Step 4: Simplify right side
    1,276,180.92x = 1,238,554,613,364.51
  5. Step 5: Solve for x
    x = 1,238,554,613,364.51/1,276,180.92
  6. Step 6: Final answer
    x = 970,516.48

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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.