Finding the Fourth Proportional to 1,183,510.60, 1,775,265.90 and 994,553.80
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Solution
The fourth proportional to 1,183,510.60, 1,775,265.90 and 994,553.80 is: 1,491,830.70
Step by Step Solution
- Step 1: Write the proportion equation
1,183,510.60 : 1,775,265.90 = 994,553.80 : x - Step 2: Convert to fraction form
1,183,510.60/1,775,265.90 = 994,553.80/x - Step 3: Cross multiply
1,183,510.60x = 1,775,265.90 × 994,553.80 - Step 4: Simplify right side
1,183,510.60x = 1,765,597,446,855.42 - Step 5: Solve for x
x = 1,765,597,446,855.42/1,183,510.60 - Step 6: Final answer
x = 1,491,830.70
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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.