Finding the Fourth Proportional to 1,193,857.36, 1,790,786.04 and 818,743.12
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Solution
The fourth proportional to 1,193,857.36, 1,790,786.04 and 818,743.12 is: 1,228,114.68
Step by Step Solution
- Step 1: Write the proportion equation
1,193,857.36 : 1,790,786.04 = 818,743.12 : x - Step 2: Convert to fraction form
1,193,857.36/1,790,786.04 = 818,743.12/x - Step 3: Cross multiply
1,193,857.36x = 1,790,786.04 × 818,743.12 - Step 4: Simplify right side
1,193,857.36x = 1,466,193,749,642.05 - Step 5: Solve for x
x = 1,466,193,749,642.05/1,193,857.36 - Step 6: Final answer
x = 1,228,114.68
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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.