Home / 1,283,069.59-1,770,438.79-739,099.13

Finding the Fourth Proportional to 1,283,069.59, 1,770,438.79 and 739,099.13

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Solution

The fourth proportional to 1,283,069.59, 1,770,438.79 and 739,099.13 is: 1,019,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,069.59 : 1,770,438.79 = 739,099.13 : x
  2. Step 2: Convert to fraction form
    1,283,069.59/1,770,438.79 = 739,099.13/x
  3. Step 3: Cross multiply
    1,283,069.59x = 1,770,438.79 × 739,099.13
  4. Step 4: Simplify right side
    1,283,069.59x = 1,308,529,769,407.25
  5. Step 5: Solve for x
    x = 1,308,529,769,407.25/1,283,069.59
  6. Step 6: Final answer
    x = 1,019,843.18

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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.