Finding the Fourth Proportional to 4,794,040.32, 6,615,731.92 and 2,618,583.12
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Solution
The fourth proportional to 4,794,040.32, 6,615,731.92 and 2,618,583.12 is: 3,613,620.82
Step by Step Solution
- Step 1: Write the proportion equation
4,794,040.32 : 6,615,731.92 = 2,618,583.12 : x - Step 2: Convert to fraction form
4,794,040.32/6,615,731.92 = 2,618,583.12/x - Step 3: Cross multiply
4,794,040.32x = 6,615,731.92 × 2,618,583.12 - Step 4: Simplify right side
4,794,040.32x = 17,323,843,932,157.19 - Step 5: Solve for x
x = 17,323,843,932,157.19/4,794,040.32 - Step 6: Final answer
x = 3,613,620.82
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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.