Finding the Fourth Proportional to 1,589,035.44, 2,192,911.35 and 863,931.99
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Solution
The fourth proportional to 1,589,035.44, 2,192,911.35 and 863,931.99 is: 1,192,249.22
Step by Step Solution
- Step 1: Write the proportion equation
1,589,035.44 : 2,192,911.35 = 863,931.99 : x - Step 2: Convert to fraction form
1,589,035.44/2,192,911.35 = 863,931.99/x - Step 3: Cross multiply
1,589,035.44x = 2,192,911.35 × 863,931.99 - Step 4: Simplify right side
1,589,035.44x = 1,894,526,266,499.09 - Step 5: Solve for x
x = 1,894,526,266,499.09/1,589,035.44 - Step 6: Final answer
x = 1,192,249.22
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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.