Finding the Fourth Proportional to 1,212,450.84, 1,672,487.64 and 758,954.52
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Solution
The fourth proportional to 1,212,450.84, 1,672,487.64 and 758,954.52 is: 1,046,922.49
Step by Step Solution
- Step 1: Write the proportion equation
1,212,450.84 : 1,672,487.64 = 758,954.52 : x - Step 2: Convert to fraction form
1,212,450.84/1,672,487.64 = 758,954.52/x - Step 3: Cross multiply
1,212,450.84x = 1,672,487.64 × 758,954.52 - Step 4: Simplify right side
1,212,450.84x = 1,269,342,054,022.13 - Step 5: Solve for x
x = 1,269,342,054,022.13/1,212,450.84 - Step 6: Final answer
x = 1,046,922.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.