Finding the Fourth Proportional to 3,048,238.66, 4,204,641.40 and 1,958,636.99
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Solution
The fourth proportional to 3,048,238.66, 4,204,641.40 and 1,958,636.99 is: 2,701,680.24
Step by Step Solution
- Step 1: Write the proportion equation
3,048,238.66 : 4,204,641.40 = 1,958,636.99 : x - Step 2: Convert to fraction form
3,048,238.66/4,204,641.40 = 1,958,636.99/x - Step 3: Cross multiply
3,048,238.66x = 4,204,641.40 × 1,958,636.99 - Step 4: Simplify right side
3,048,238.66x = 8,235,366,149,805.59 - Step 5: Solve for x
x = 8,235,366,149,805.59/3,048,238.66 - Step 6: Final answer
x = 2,701,680.24
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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.