Finding the Fourth Proportional to 1,093,883.40, 1,638,200.70 and 532,261.80
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Solution
The fourth proportional to 1,093,883.40, 1,638,200.70 and 532,261.80 is: 797,115.72
Step by Step Solution
- Step 1: Write the proportion equation
1,093,883.40 : 1,638,200.70 = 532,261.80 : x - Step 2: Convert to fraction form
1,093,883.40/1,638,200.70 = 532,261.80/x - Step 3: Cross multiply
1,093,883.40x = 1,638,200.70 × 532,261.80 - Step 4: Simplify right side
1,093,883.40x = 871,951,653,343.26 - Step 5: Solve for x
x = 871,951,653,343.26/1,093,883.40 - Step 6: Final answer
x = 797,115.72
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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.