Finding the Fourth Proportional to 3,649,414.36, 5,036,064.30 and 1,995,599.80
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Solution
The fourth proportional to 3,649,414.36, 5,036,064.30 and 1,995,599.80 is: 2,753,857.99
Step by Step Solution
- Step 1: Write the proportion equation
3,649,414.36 : 5,036,064.30 = 1,995,599.80 : x - Step 2: Convert to fraction form
3,649,414.36/5,036,064.30 = 1,995,599.80/x - Step 3: Cross multiply
3,649,414.36x = 5,036,064.30 × 1,995,599.80 - Step 4: Simplify right side
3,649,414.36x = 10,049,968,909,867.14 - Step 5: Solve for x
x = 10,049,968,909,867.14/3,649,414.36 - Step 6: Final answer
x = 2,753,857.99
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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.