Home / 802,139.30-1,194,851.72-759,540.63

Finding the Fourth Proportional to 802,139.30, 1,194,851.72 and 759,540.63

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Solution

The fourth proportional to 802,139.30, 1,194,851.72 and 759,540.63 is: 1,131,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,139.30 : 1,194,851.72 = 759,540.63 : x
  2. Step 2: Convert to fraction form
    802,139.30/1,194,851.72 = 759,540.63/x
  3. Step 3: Cross multiply
    802,139.30x = 1,194,851.72 × 759,540.63
  4. Step 4: Simplify right side
    802,139.30x = 907,538,424,367.68
  5. Step 5: Solve for x
    x = 907,538,424,367.68/802,139.30
  6. Step 6: Final answer
    x = 1,131,397.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.