Finding the Fourth Proportional to 4,382,578.38, 6,048,191.79 and 2,448,885.90
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Solution
The fourth proportional to 4,382,578.38, 6,048,191.79 and 2,448,885.90 is: 3,379,593.09
Step by Step Solution
- Step 1: Write the proportion equation
4,382,578.38 : 6,048,191.79 = 2,448,885.90 : x - Step 2: Convert to fraction form
4,382,578.38/6,048,191.79 = 2,448,885.90/x - Step 3: Cross multiply
4,382,578.38x = 6,048,191.79 × 2,448,885.90 - Step 4: Simplify right side
4,382,578.38x = 14,811,331,595,026.76 - Step 5: Solve for x
x = 14,811,331,595,026.76/4,382,578.38 - Step 6: Final answer
x = 3,379,593.09
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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.