Finding the Fourth Proportional to 1,007,529.17, 1,511,884.26 and 722,912.99
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Solution
The fourth proportional to 1,007,529.17, 1,511,884.26 and 722,912.99 is: 1,084,793.18
Step by Step Solution
- Step 1: Write the proportion equation
1,007,529.17 : 1,511,884.26 = 722,912.99 : x - Step 2: Convert to fraction form
1,007,529.17/1,511,884.26 = 722,912.99/x - Step 3: Cross multiply
1,007,529.17x = 1,511,884.26 × 722,912.99 - Step 4: Simplify right side
1,007,529.17x = 1,092,960,763,371.12 - Step 5: Solve for x
x = 1,092,960,763,371.12/1,007,529.17 - Step 6: Final answer
x = 1,084,793.18
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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.