Finding the Fourth Proportional to 1,789,201.70, 2,469,064.30 and 993,531.84
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Solution
The fourth proportional to 1,789,201.70, 2,469,064.30 and 993,531.84 is: 1,371,055.03
Step by Step Solution
- Step 1: Write the proportion equation
1,789,201.70 : 2,469,064.30 = 993,531.84 : x - Step 2: Convert to fraction form
1,789,201.70/2,469,064.30 = 993,531.84/x - Step 3: Cross multiply
1,789,201.70x = 2,469,064.30 × 993,531.84 - Step 4: Simplify right side
1,789,201.70x = 2,453,093,997,057.31 - Step 5: Solve for x
x = 2,453,093,997,057.31/1,789,201.70 - Step 6: Final answer
x = 1,371,055.03
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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.