Finding the Fourth Proportional to 5,072,557.02, 7,608,850.91 and 1,234,380.05
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Solution
The fourth proportional to 5,072,557.02, 7,608,850.91 and 1,234,380.05 is: 1,851,573.82
Step by Step Solution
- Step 1: Write the proportion equation
5,072,557.02 : 7,608,850.91 = 1,234,380.05 : x - Step 2: Convert to fraction form
5,072,557.02/7,608,850.91 = 1,234,380.05/x - Step 3: Cross multiply
5,072,557.02x = 7,608,850.91 × 1,234,380.05 - Step 4: Simplify right side
5,072,557.02x = 9,392,213,766,728.35 - Step 5: Solve for x
x = 9,392,213,766,728.35/5,072,557.02 - Step 6: Final answer
x = 1,851,573.82
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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.