Finding the Fourth Proportional to 1,684,452.09, 2,324,780.96 and 1,072,409.34
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Solution
The fourth proportional to 1,684,452.09, 2,324,780.96 and 1,072,409.34 is: 1,480,075.82
Step by Step Solution
- Step 1: Write the proportion equation
1,684,452.09 : 2,324,780.96 = 1,072,409.34 : x - Step 2: Convert to fraction form
1,684,452.09/2,324,780.96 = 1,072,409.34/x - Step 3: Cross multiply
1,684,452.09x = 2,324,780.96 × 1,072,409.34 - Step 4: Simplify right side
1,684,452.09x = 2,493,116,809,596.12 - Step 5: Solve for x
x = 2,493,116,809,596.12/1,684,452.09 - Step 6: Final answer
x = 1,480,075.82
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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.