Finding the Fourth Proportional to 3,968,168.29, 5,474,053.44 and 2,592,317.35
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Solution
The fourth proportional to 3,968,168.29, 5,474,053.44 and 2,592,317.35 is: 3,576,079.11
Step by Step Solution
- Step 1: Write the proportion equation
3,968,168.29 : 5,474,053.44 = 2,592,317.35 : x - Step 2: Convert to fraction form
3,968,168.29/5,474,053.44 = 2,592,317.35/x - Step 3: Cross multiply
3,968,168.29x = 5,474,053.44 × 2,592,317.35 - Step 4: Simplify right side
3,968,168.29x = 14,190,483,707,339.19 - Step 5: Solve for x
x = 14,190,483,707,339.19/3,968,168.29 - Step 6: Final answer
x = 3,576,079.11
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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.