Finding the Fourth Proportional to 3,024,311.16, 4,170,745.92 and 2,207,220.60
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Solution
The fourth proportional to 3,024,311.16, 4,170,745.92 and 2,207,220.60 is: 3,043,918.38
Step by Step Solution
- Step 1: Write the proportion equation
3,024,311.16 : 4,170,745.92 = 2,207,220.60 : x - Step 2: Convert to fraction form
3,024,311.16/4,170,745.92 = 2,207,220.60/x - Step 3: Cross multiply
3,024,311.16x = 4,170,745.92 × 2,207,220.60 - Step 4: Simplify right side
3,024,311.16x = 9,205,756,311,989.95 - Step 5: Solve for x
x = 9,205,756,311,989.95/3,024,311.16 - Step 6: Final answer
x = 3,043,918.38
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1.5x scale
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.