Finding the Fourth Proportional to 3,722,760.36, 5,137,968.63 and 2,273,291.96
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Solution
The fourth proportional to 3,722,760.36, 5,137,968.63 and 2,273,291.96 is: 3,137,484.45
Step by Step Solution
- Step 1: Write the proportion equation
3,722,760.36 : 5,137,968.63 = 2,273,291.96 : x - Step 2: Convert to fraction form
3,722,760.36/5,137,968.63 = 2,273,291.96/x - Step 3: Cross multiply
3,722,760.36x = 5,137,968.63 × 2,273,291.96 - Step 4: Simplify right side
3,722,760.36x = 11,680,102,751,621.37 - Step 5: Solve for x
x = 11,680,102,751,621.37/3,722,760.36 - Step 6: Final answer
x = 3,137,484.45
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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.