Finding the Fourth Proportional to 1,694,436.09, 2,337,737.28 and 1,082,946.79
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Solution
The fourth proportional to 1,694,436.09, 2,337,737.28 and 1,082,946.79 is: 1,494,092.99
Step by Step Solution
- Step 1: Write the proportion equation
1,694,436.09 : 2,337,737.28 = 1,082,946.79 : x - Step 2: Convert to fraction form
1,694,436.09/2,337,737.28 = 1,082,946.79/x - Step 3: Cross multiply
1,694,436.09x = 2,337,737.28 × 1,082,946.79 - Step 4: Simplify right side
1,694,436.09x = 2,531,645,083,239.33 - Step 5: Solve for x
x = 2,531,645,083,239.33/1,694,436.09 - Step 6: Final answer
x = 1,494,092.99
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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.