Finding the Fourth Proportional to 4,392,836.80, 6,593,505.68 and 2,119,961.21
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Solution
The fourth proportional to 4,392,836.80, 6,593,505.68 and 2,119,961.21 is: 3,181,993.07
Step by Step Solution
- Step 1: Write the proportion equation
4,392,836.80 : 6,593,505.68 = 2,119,961.21 : x - Step 2: Convert to fraction form
4,392,836.80/6,593,505.68 = 2,119,961.21/x - Step 3: Cross multiply
4,392,836.80x = 6,593,505.68 × 2,119,961.21 - Step 4: Simplify right side
4,392,836.80x = 13,977,976,251,847.05 - Step 5: Solve for x
x = 13,977,976,251,847.05/4,392,836.80 - Step 6: Final answer
x = 3,181,993.07
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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.