Finding the Fourth Proportional to 2,796,906.25, 4,193,671.96 and 1,067,888.99
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Solution
The fourth proportional to 2,796,906.25, 4,193,671.96 and 1,067,888.99 is: 1,601,189.21
Step by Step Solution
- Step 1: Write the proportion equation
2,796,906.25 : 4,193,671.96 = 1,067,888.99 : x - Step 2: Convert to fraction form
2,796,906.25/4,193,671.96 = 1,067,888.99/x - Step 3: Cross multiply
2,796,906.25x = 4,193,671.96 × 1,067,888.99 - Step 4: Simplify right side
2,796,906.25x = 4,478,376,108,416.28 - Step 5: Solve for x
x = 4,478,376,108,416.28/2,796,906.25 - Step 6: Final answer
x = 1,601,189.21
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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.