Finding the Fourth Proportional to 3,267,331.43, 4,510,934.69 and 2,106,190.28
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Solution
The fourth proportional to 3,267,331.43, 4,510,934.69 and 2,106,190.28 is: 2,907,843.00
Step by Step Solution
- Step 1: Write the proportion equation
3,267,331.43 : 4,510,934.69 = 2,106,190.28 : x - Step 2: Convert to fraction form
3,267,331.43/4,510,934.69 = 2,106,190.28/x - Step 3: Cross multiply
3,267,331.43x = 4,510,934.69 × 2,106,190.28 - Step 4: Simplify right side
3,267,331.43x = 9,500,886,798,539.20 - Step 5: Solve for x
x = 9,500,886,798,539.20/3,267,331.43 - Step 6: Final answer
x = 2,907,843.00
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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.