Finding the Fourth Proportional to 3,199,974.92, 4,414,918.84 and 1,958,290.84
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Solution
The fourth proportional to 3,199,974.92, 4,414,918.84 and 1,958,290.84 is: 2,701,800.90
Step by Step Solution
- Step 1: Write the proportion equation
3,199,974.92 : 4,414,918.84 = 1,958,290.84 : x - Step 2: Convert to fraction form
3,199,974.92/4,414,918.84 = 1,958,290.84/x - Step 3: Cross multiply
3,199,974.92x = 4,414,918.84 × 1,958,290.84 - Step 4: Simplify right side
3,199,974.92x = 8,645,695,123,715.43 - Step 5: Solve for x
x = 8,645,695,123,715.43/3,199,974.92 - Step 6: Final answer
x = 2,701,800.90
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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.