Finding the Fourth Proportional to 5,284,715.18, 7,924,187.97 and 1,591,200.23
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Solution
The fourth proportional to 5,284,715.18, 7,924,187.97 and 1,591,200.23 is: 2,385,931.74
Step by Step Solution
- Step 1: Write the proportion equation
5,284,715.18 : 7,924,187.97 = 1,591,200.23 : x - Step 2: Convert to fraction form
5,284,715.18/7,924,187.97 = 1,591,200.23/x - Step 3: Cross multiply
5,284,715.18x = 7,924,187.97 × 1,591,200.23 - Step 4: Simplify right side
5,284,715.18x = 12,608,969,680,806.29 - Step 5: Solve for x
x = 12,608,969,680,806.29/5,284,715.18 - Step 6: Final answer
x = 2,385,931.74
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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.