Finding the Fourth Proportional to 2,720,791.08, 4,082,763.69 and 1,373,059.08
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Solution
The fourth proportional to 2,720,791.08, 4,082,763.69 and 1,373,059.08 is: 2,060,384.50
Step by Step Solution
- Step 1: Write the proportion equation
2,720,791.08 : 4,082,763.69 = 1,373,059.08 : x - Step 2: Convert to fraction form
2,720,791.08/4,082,763.69 = 1,373,059.08/x - Step 3: Cross multiply
2,720,791.08x = 4,082,763.69 × 1,373,059.08 - Step 4: Simplify right side
2,720,791.08x = 5,605,875,756,048.81 - Step 5: Solve for x
x = 5,605,875,756,048.81/2,720,791.08 - Step 6: Final answer
x = 2,060,384.50
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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.