Finding the Fourth Proportional to 3,739,702.87, 5,603,846.23 and 2,220,393.97
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Solution
The fourth proportional to 3,739,702.87, 5,603,846.23 and 2,220,393.97 is: 3,327,201.87
Step by Step Solution
- Step 1: Write the proportion equation
3,739,702.87 : 5,603,846.23 = 2,220,393.97 : x - Step 2: Convert to fraction form
3,739,702.87/5,603,846.23 = 2,220,393.97/x - Step 3: Cross multiply
3,739,702.87x = 5,603,846.23 × 2,220,393.97 - Step 4: Simplify right side
3,739,702.87x = 12,442,746,377,899.23 - Step 5: Solve for x
x = 12,442,746,377,899.23/3,739,702.87 - Step 6: Final answer
x = 3,327,201.87
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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.