Finding the Fourth Proportional to 1,589,359.11, 2,193,299.60 and 864,207.01
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Solution
The fourth proportional to 1,589,359.11, 2,193,299.60 and 864,207.01 is: 1,192,596.99
Step by Step Solution
- Step 1: Write the proportion equation
1,589,359.11 : 2,193,299.60 = 864,207.01 : x - Step 2: Convert to fraction form
1,589,359.11/2,193,299.60 = 864,207.01/x - Step 3: Cross multiply
1,589,359.11x = 2,193,299.60 × 864,207.01 - Step 4: Simplify right side
1,589,359.11x = 1,895,464,889,350.20 - Step 5: Solve for x
x = 1,895,464,889,350.20/1,589,359.11 - Step 6: Final answer
x = 1,192,596.99
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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.