Finding the Fourth Proportional to 3,237,591.36, 4,467,912.29 and 1,787,287.57
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Solution
The fourth proportional to 3,237,591.36, 4,467,912.29 and 1,787,287.57 is: 2,466,476.84
Step by Step Solution
- Step 1: Write the proportion equation
3,237,591.36 : 4,467,912.29 = 1,787,287.57 : x - Step 2: Convert to fraction form
3,237,591.36/4,467,912.29 = 1,787,287.57/x - Step 3: Cross multiply
3,237,591.36x = 4,467,912.29 × 1,787,287.57 - Step 4: Simplify right side
3,237,591.36x = 7,985,444,099,767.24 - Step 5: Solve for x
x = 7,985,444,099,767.24/3,237,591.36 - Step 6: Final answer
x = 2,466,476.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.