Finding the Fourth Proportional to 1,243,540.24, 1,716,082.21 and 699,676.67
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Solution
The fourth proportional to 1,243,540.24, 1,716,082.21 and 699,676.67 is: 965,551.94
Step by Step Solution
- Step 1: Write the proportion equation
1,243,540.24 : 1,716,082.21 = 699,676.67 : x - Step 2: Convert to fraction form
1,243,540.24/1,716,082.21 = 699,676.67/x - Step 3: Cross multiply
1,243,540.24x = 1,716,082.21 × 699,676.67 - Step 4: Simplify right side
1,243,540.24x = 1,200,702,686,139.04 - Step 5: Solve for x
x = 1,200,702,686,139.04/1,243,540.24 - Step 6: Final answer
x = 965,551.94
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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.