Finding the Fourth Proportional to 4,114,912.68, 6,170,113.98 and 1,274,236.20
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Solution
The fourth proportional to 4,114,912.68, 6,170,113.98 and 1,274,236.20 is: 1,910,656.00
Step by Step Solution
- Step 1: Write the proportion equation
4,114,912.68 : 6,170,113.98 = 1,274,236.20 : x - Step 2: Convert to fraction form
4,114,912.68/6,170,113.98 = 1,274,236.20/x - Step 3: Cross multiply
4,114,912.68x = 6,170,113.98 × 1,274,236.20 - Step 4: Simplify right side
4,114,912.68x = 7,862,182,591,442.08 - Step 5: Solve for x
x = 7,862,182,591,442.08/4,114,912.68 - Step 6: Final answer
x = 1,910,656.00
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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.