Finding the Fourth Proportional to 1,876,192.26, 2,812,617.99 and 677,847.30
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Solution
The fourth proportional to 1,876,192.26, 2,812,617.99 and 677,847.30 is: 1,016,167.45
Step by Step Solution
- Step 1: Write the proportion equation
1,876,192.26 : 2,812,617.99 = 677,847.30 : x - Step 2: Convert to fraction form
1,876,192.26/2,812,617.99 = 677,847.30/x - Step 3: Cross multiply
1,876,192.26x = 2,812,617.99 × 677,847.30 - Step 4: Simplify right side
1,876,192.26x = 1,906,525,510,452.93 - Step 5: Solve for x
x = 1,906,525,510,452.93/1,876,192.26 - Step 6: Final answer
x = 1,016,167.45
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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.