Finding the Fourth Proportional to 1,796,161.26, 2,478,526.11 and 991,293.42
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Solution
The fourth proportional to 1,796,161.26, 2,478,526.11 and 991,293.42 is: 1,367,887.55
Step by Step Solution
- Step 1: Write the proportion equation
1,796,161.26 : 2,478,526.11 = 991,293.42 : x - Step 2: Convert to fraction form
1,796,161.26/2,478,526.11 = 991,293.42/x - Step 3: Cross multiply
1,796,161.26x = 2,478,526.11 × 991,293.42 - Step 4: Simplify right side
1,796,161.26x = 2,456,946,624,141.20 - Step 5: Solve for x
x = 2,456,946,624,141.20/1,796,161.26 - Step 6: Final answer
x = 1,367,887.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.