Finding the Fourth Proportional to 3,317,696.34, 4,976,515.75 and 921,537.12
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Solution
The fourth proportional to 3,317,696.34, 4,976,515.75 and 921,537.12 is: 1,382,297.69
Step by Step Solution
- Step 1: Write the proportion equation
3,317,696.34 : 4,976,515.75 = 921,537.12 : x - Step 2: Convert to fraction form
3,317,696.34/4,976,515.75 = 921,537.12/x - Step 3: Cross multiply
3,317,696.34x = 4,976,515.75 × 921,537.12 - Step 4: Simplify right side
3,317,696.34x = 4,586,043,991,889.64 - Step 5: Solve for x
x = 4,586,043,991,889.64/3,317,696.34 - Step 6: Final answer
x = 1,382,297.69
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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.