Finding the Fourth Proportional to 6,392,990.60, 9,589,569 and 2,133,158.84
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Solution
The fourth proportional to 6,392,990.60, 9,589,569 and 2,133,158.84 is: 3,199,765.99
Step by Step Solution
- Step 1: Write the proportion equation
6,392,990.60 : 9,589,569 = 2,133,158.84 : x - Step 2: Convert to fraction form
6,392,990.60/9,589,569 = 2,133,158.84/x - Step 3: Cross multiply
6,392,990.60x = 9,589,569 × 2,133,158.84 - Step 4: Simplify right side
6,392,990.60x = 20,456,073,884,139.96 - Step 5: Solve for x
x = 20,456,073,884,139.96/6,392,990.60 - Step 6: Final answer
x = 3,199,765.99
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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.