Finding the Fourth Proportional to 1,277,893.87, 1,763,434.24 and 733,646.62
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Solution
The fourth proportional to 1,277,893.87, 1,763,434.24 and 733,646.62 is: 1,012,398.29
Step by Step Solution
- Step 1: Write the proportion equation
1,277,893.87 : 1,763,434.24 = 733,646.62 : x - Step 2: Convert to fraction form
1,277,893.87/1,763,434.24 = 733,646.62/x - Step 3: Cross multiply
1,277,893.87x = 1,763,434.24 × 733,646.62 - Step 4: Simplify right side
1,277,893.87x = 1,293,737,560,951.10 - Step 5: Solve for x
x = 1,293,737,560,951.10/1,277,893.87 - Step 6: Final answer
x = 1,012,398.29
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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.