Finding the Fourth Proportional to 4,201,609.70, 6,302,414.55 and 2,075,845.70
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Solution
The fourth proportional to 4,201,609.70, 6,302,414.55 and 2,075,845.70 is: 3,113,768.55
Step by Step Solution
- Step 1: Write the proportion equation
4,201,609.70 : 6,302,414.55 = 2,075,845.70 : x - Step 2: Convert to fraction form
4,201,609.70/6,302,414.55 = 2,075,845.70/x - Step 3: Cross multiply
4,201,609.70x = 6,302,414.55 × 2,075,845.70 - Step 4: Simplify right side
4,201,609.70x = 13,082,840,143,234.93 - Step 5: Solve for x
x = 13,082,840,143,234.93/4,201,609.70 - Step 6: Final answer
x = 3,113,768.55
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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.