Finding the Fourth Proportional to 1,902,791.16, 2,848,588.02 and 1,270,135.80
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Solution
The fourth proportional to 1,902,791.16, 2,848,588.02 and 1,270,135.80 is: 1,901,466.49
Step by Step Solution
- Step 1: Write the proportion equation
1,902,791.16 : 2,848,588.02 = 1,270,135.80 : x - Step 2: Convert to fraction form
1,902,791.16/2,848,588.02 = 1,270,135.80/x - Step 3: Cross multiply
1,902,791.16x = 2,848,588.02 × 1,270,135.80 - Step 4: Simplify right side
1,902,791.16x = 3,618,093,623,653.12 - Step 5: Solve for x
x = 3,618,093,623,653.12/1,902,791.16 - Step 6: Final answer
x = 1,901,466.49
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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.