Finding the Fourth Proportional to 1,519,559.68, 2,096,922.99 and 831,221.68
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Solution
The fourth proportional to 1,519,559.68, 2,096,922.99 and 831,221.68 is: 1,147,047.97
Step by Step Solution
- Step 1: Write the proportion equation
1,519,559.68 : 2,096,922.99 = 831,221.68 : x - Step 2: Convert to fraction form
1,519,559.68/2,096,922.99 = 831,221.68/x - Step 3: Cross multiply
1,519,559.68x = 2,096,922.99 × 831,221.68 - Step 4: Simplify right side
1,519,559.68x = 1,743,007,850,578.42 - Step 5: Solve for x
x = 1,743,007,850,578.42/1,519,559.68 - Step 6: Final answer
x = 1,147,047.97
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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.