Finding the Fourth Proportional to 3,213,850.37, 4,435,101.34 and 1,763,570.07
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Solution
The fourth proportional to 3,213,850.37, 4,435,101.34 and 1,763,570.07 is: 2,433,720.02
Step by Step Solution
- Step 1: Write the proportion equation
3,213,850.37 : 4,435,101.34 = 1,763,570.07 : x - Step 2: Convert to fraction form
3,213,850.37/4,435,101.34 = 1,763,570.07/x - Step 3: Cross multiply
3,213,850.37x = 4,435,101.34 × 1,763,570.07 - Step 4: Simplify right side
3,213,850.37x = 7,821,611,976,231.97 - Step 5: Solve for x
x = 7,821,611,976,231.97/3,213,850.37 - Step 6: Final answer
x = 2,433,720.02
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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.