Finding the Fourth Proportional to 3,117,956.69, 4,302,737.97 and 1,741,324.94
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Solution
The fourth proportional to 3,117,956.69, 4,302,737.97 and 1,741,324.94 is: 2,403,004.81
Step by Step Solution
- Step 1: Write the proportion equation
3,117,956.69 : 4,302,737.97 = 1,741,324.94 : x - Step 2: Convert to fraction form
3,117,956.69/4,302,737.97 = 1,741,324.94/x - Step 3: Cross multiply
3,117,956.69x = 4,302,737.97 × 1,741,324.94 - Step 4: Simplify right side
3,117,956.69x = 7,492,464,935,332.53 - Step 5: Solve for x
x = 7,492,464,935,332.53/3,117,956.69 - Step 6: Final answer
x = 2,403,004.81
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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.