Finding the Fourth Proportional to 3,763,960.79, 5,642,767.26 and 1,632,439.49
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Solution
The fourth proportional to 3,763,960.79, 5,642,767.26 and 1,632,439.49 is: 2,447,282.69
Step by Step Solution
- Step 1: Write the proportion equation
3,763,960.79 : 5,642,767.26 = 1,632,439.49 : x - Step 2: Convert to fraction form
3,763,960.79/5,642,767.26 = 1,632,439.49/x - Step 3: Cross multiply
3,763,960.79x = 5,642,767.26 × 1,632,439.49 - Step 4: Simplify right side
3,763,960.79x = 9,211,476,079,889.26 - Step 5: Solve for x
x = 9,211,476,079,889.26/3,763,960.79 - Step 6: Final answer
x = 2,447,282.69
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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.