Finding the Fourth Proportional to 1,082,871.84, 1,616,557.56 and 941,193.12
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Solution
The fourth proportional to 1,082,871.84, 1,616,557.56 and 941,193.12 is: 1,405,053.49
Step by Step Solution
- Step 1: Write the proportion equation
1,082,871.84 : 1,616,557.56 = 941,193.12 : x - Step 2: Convert to fraction form
1,082,871.84/1,616,557.56 = 941,193.12/x - Step 3: Cross multiply
1,082,871.84x = 1,616,557.56 × 941,193.12 - Step 4: Simplify right side
1,082,871.84x = 1,521,492,853,555.99 - Step 5: Solve for x
x = 1,521,492,853,555.99/1,082,871.84 - Step 6: Final answer
x = 1,405,053.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.