Finding the Fourth Proportional to 2,989,662.70, 4,483,910.85 and 967,416.70
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Solution
The fourth proportional to 2,989,662.70, 4,483,910.85 and 967,416.70 is: 1,450,936.33
Step by Step Solution
- Step 1: Write the proportion equation
2,989,662.70 : 4,483,910.85 = 967,416.70 : x - Step 2: Convert to fraction form
2,989,662.70/4,483,910.85 = 967,416.70/x - Step 3: Cross multiply
2,989,662.70x = 4,483,910.85 × 967,416.70 - Step 4: Simplify right side
2,989,662.70x = 4,337,810,237,601.19 - Step 5: Solve for x
x = 4,337,810,237,601.19/2,989,662.70 - Step 6: Final answer
x = 1,450,936.33
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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.