Finding the Fourth Proportional to 1,082,133.07, 1,622,729.40 and 513,677.09
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Solution
The fourth proportional to 1,082,133.07, 1,622,729.40 and 513,677.09 is: 770,292.44
Step by Step Solution
- Step 1: Write the proportion equation
1,082,133.07 : 1,622,729.40 = 513,677.09 : x - Step 2: Convert to fraction form
1,082,133.07/1,622,729.40 = 513,677.09/x - Step 3: Cross multiply
1,082,133.07x = 1,622,729.40 × 513,677.09 - Step 4: Simplify right side
1,082,133.07x = 833,558,918,179.98 - Step 5: Solve for x
x = 833,558,918,179.98/1,082,133.07 - Step 6: Final answer
x = 770,292.44
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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.