Finding the Fourth Proportional to 1,796,544, 2,479,235.04 and 991,728
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Solution
The fourth proportional to 1,796,544, 2,479,235.04 and 991,728 is: 1,368,587.02
Step by Step Solution
- Step 1: Write the proportion equation
1,796,544 : 2,479,235.04 = 991,728 : x - Step 2: Convert to fraction form
1,796,544/2,479,235.04 = 991,728/x - Step 3: Cross multiply
1,796,544x = 2,479,235.04 × 991,728 - Step 4: Simplify right side
1,796,544x = 2,458,726,807,749.12 - Step 5: Solve for x
x = 2,458,726,807,749.12/1,796,544 - Step 6: Final answer
x = 1,368,587.02
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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.