Home / 1,283,073.22-1,770,443.79-739,102.76

Finding the Fourth Proportional to 1,283,073.22, 1,770,443.79 and 739,102.76

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Solution

The fourth proportional to 1,283,073.22, 1,770,443.79 and 739,102.76 is: 1,019,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,073.22 : 1,770,443.79 = 739,102.76 : x
  2. Step 2: Convert to fraction form
    1,283,073.22/1,770,443.79 = 739,102.76/x
  3. Step 3: Cross multiply
    1,283,073.22x = 1,770,443.79 × 739,102.76
  4. Step 4: Simplify right side
    1,283,073.22x = 1,308,539,882,761.64
  5. Step 5: Solve for x
    x = 1,308,539,882,761.64/1,283,073.22
  6. Step 6: Final answer
    x = 1,019,848.18

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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.