Finding the Fourth Proportional to 3,548,207.09, 4,896,527.65 and 1,916,614.41
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Solution
The fourth proportional to 3,548,207.09, 4,896,527.65 and 1,916,614.41 is: 2,644,928.90
Step by Step Solution
- Step 1: Write the proportion equation
3,548,207.09 : 4,896,527.65 = 1,916,614.41 : x - Step 2: Convert to fraction form
3,548,207.09/4,896,527.65 = 1,916,614.41/x - Step 3: Cross multiply
3,548,207.09x = 4,896,527.65 × 1,916,614.41 - Step 4: Simplify right side
3,548,207.09x = 9,384,755,448,161.90 - Step 5: Solve for x
x = 9,384,755,448,161.90/3,548,207.09 - Step 6: Final answer
x = 2,644,928.90
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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.