Finding the Fourth Proportional to 1,628,771.81, 2,247,704.22 and 893,730.91
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Solution
The fourth proportional to 1,628,771.81, 2,247,704.22 and 893,730.91 is: 1,233,348.17
Step by Step Solution
- Step 1: Write the proportion equation
1,628,771.81 : 2,247,704.22 = 893,730.91 : x - Step 2: Convert to fraction form
1,628,771.81/2,247,704.22 = 893,730.91/x - Step 3: Cross multiply
1,628,771.81x = 2,247,704.22 × 893,730.91 - Step 4: Simplify right side
1,628,771.81x = 2,008,842,737,951.44 - Step 5: Solve for x
x = 2,008,842,737,951.44/1,628,771.81 - Step 6: Final answer
x = 1,233,348.17
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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.