Finding the Fourth Proportional to 5,077,022.26, 7,006,249.25 and 2,753,908.96
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Solution
The fourth proportional to 5,077,022.26, 7,006,249.25 and 2,753,908.96 is: 3,800,371.87
Step by Step Solution
- Step 1: Write the proportion equation
5,077,022.26 : 7,006,249.25 = 2,753,908.96 : x - Step 2: Convert to fraction form
5,077,022.26/7,006,249.25 = 2,753,908.96/x - Step 3: Cross multiply
5,077,022.26x = 7,006,249.25 × 2,753,908.96 - Step 4: Simplify right side
5,077,022.26x = 19,294,572,585,568.28 - Step 5: Solve for x
x = 19,294,572,585,568.28/5,077,022.26 - Step 6: Final answer
x = 3,800,371.87
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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.