Finding the Fourth Proportional to 1,360,183.28, 1,877,022.60 and 787,211.96
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Solution
The fourth proportional to 1,360,183.28, 1,877,022.60 and 787,211.96 is: 1,086,334.95
Step by Step Solution
- Step 1: Write the proportion equation
1,360,183.28 : 1,877,022.60 = 787,211.96 : x - Step 2: Convert to fraction form
1,360,183.28/1,877,022.60 = 787,211.96/x - Step 3: Cross multiply
1,360,183.28x = 1,877,022.60 × 787,211.96 - Step 4: Simplify right side
1,360,183.28x = 1,477,614,639,910.30 - Step 5: Solve for x
x = 1,477,614,639,910.30/1,360,183.28 - Step 6: Final answer
x = 1,086,334.95
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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.