Finding the Fourth Proportional to 941,247.97, 1,416,993.36 and 857,546.01
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Solution
The fourth proportional to 941,247.97, 1,416,993.36 and 857,546.01 is: 1,290,984.99
Step by Step Solution
- Step 1: Write the proportion equation
941,247.97 : 1,416,993.36 = 857,546.01 : x - Step 2: Convert to fraction form
941,247.97/1,416,993.36 = 857,546.01/x - Step 3: Cross multiply
941,247.97x = 1,416,993.36 × 857,546.01 - Step 4: Simplify right side
941,247.97x = 1,215,137,000,619.94 - Step 5: Solve for x
x = 1,215,137,000,619.94/941,247.97 - Step 6: Final answer
x = 1,290,984.99
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.