Finding the Fourth Proportional to 1,196,880.24, 1,793,769.21 and 486,082.56
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Solution
The fourth proportional to 1,196,880.24, 1,793,769.21 and 486,082.56 is: 728,493.88
Step by Step Solution
- Step 1: Write the proportion equation
1,196,880.24 : 1,793,769.21 = 486,082.56 : x - Step 2: Convert to fraction form
1,196,880.24/1,793,769.21 = 486,082.56/x - Step 3: Cross multiply
1,196,880.24x = 1,793,769.21 × 486,082.56 - Step 4: Simplify right side
1,196,880.24x = 871,919,929,645.98 - Step 5: Solve for x
x = 871,919,929,645.98/1,196,880.24 - Step 6: Final answer
x = 728,493.88
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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.