Finding the Fourth Proportional to 4,792,801.78, 7,189,266.24 and 1,597,928.97
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Solution
The fourth proportional to 4,792,801.78, 7,189,266.24 and 1,597,928.97 is: 2,396,914.65
Step by Step Solution
- Step 1: Write the proportion equation
4,792,801.78 : 7,189,266.24 = 1,597,928.97 : x - Step 2: Convert to fraction form
4,792,801.78/7,189,266.24 = 1,597,928.97/x - Step 3: Cross multiply
4,792,801.78x = 7,189,266.24 × 1,597,928.97 - Step 4: Simplify right side
4,792,801.78x = 11,487,936,797,938.97 - Step 5: Solve for x
x = 11,487,936,797,938.97/4,792,801.78 - Step 6: Final answer
x = 2,396,914.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.