Finding the Fourth Proportional to 3,968,583.40, 5,955,207.90 and 1,444,493.80
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Solution
The fourth proportional to 3,968,583.40, 5,955,207.90 and 1,444,493.80 is: 2,167,589.80
Step by Step Solution
- Step 1: Write the proportion equation
3,968,583.40 : 5,955,207.90 = 1,444,493.80 : x - Step 2: Convert to fraction form
3,968,583.40/5,955,207.90 = 1,444,493.80/x - Step 3: Cross multiply
3,968,583.40x = 5,955,207.90 × 1,444,493.80 - Step 4: Simplify right side
3,968,583.40x = 8,602,260,889,261.02 - Step 5: Solve for x
x = 8,602,260,889,261.02/3,968,583.40 - Step 6: Final answer
x = 2,167,589.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.