Finding the Fourth Proportional to 4,151,874.70, 6,227,812.05 and 3,490,525.90
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Solution
The fourth proportional to 4,151,874.70, 6,227,812.05 and 3,490,525.90 is: 5,235,788.85
Step by Step Solution
- Step 1: Write the proportion equation
4,151,874.70 : 6,227,812.05 = 3,490,525.90 : x - Step 2: Convert to fraction form
4,151,874.70/6,227,812.05 = 3,490,525.90/x - Step 3: Cross multiply
4,151,874.70x = 6,227,812.05 × 3,490,525.90 - Step 4: Simplify right side
4,151,874.70x = 21,738,339,260,857.09 - Step 5: Solve for x
x = 21,738,339,260,857.09/4,151,874.70 - Step 6: Final answer
x = 5,235,788.85
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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.