Finding the Fourth Proportional to 1,618,183.74, 2,233,147.20 and 883,178.19
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Solution
The fourth proportional to 1,618,183.74, 2,233,147.20 and 883,178.19 is: 1,218,815.18
Step by Step Solution
- Step 1: Write the proportion equation
1,618,183.74 : 2,233,147.20 = 883,178.19 : x - Step 2: Convert to fraction form
1,618,183.74/2,233,147.20 = 883,178.19/x - Step 3: Cross multiply
1,618,183.74x = 2,233,147.20 × 883,178.19 - Step 4: Simplify right side
1,618,183.74x = 1,972,266,902,099.57 - Step 5: Solve for x
x = 1,972,266,902,099.57/1,618,183.74 - Step 6: Final answer
x = 1,218,815.18
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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.