Finding the Fourth Proportional to 843,682.42, 1,164,825.12 and 752,882.23
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Solution
The fourth proportional to 843,682.42, 1,164,825.12 and 752,882.23 is: 1,039,462.38
Step by Step Solution
- Step 1: Write the proportion equation
843,682.42 : 1,164,825.12 = 752,882.23 : x - Step 2: Convert to fraction form
843,682.42/1,164,825.12 = 752,882.23/x - Step 3: Cross multiply
843,682.42x = 1,164,825.12 × 752,882.23 - Step 4: Simplify right side
843,682.42x = 876,976,133,905.62 - Step 5: Solve for x
x = 876,976,133,905.62/843,682.42 - Step 6: Final answer
x = 1,039,462.38
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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.