Finding the Fourth Proportional to 1,485,183.16, 2,049,497.88 and 806,105.08
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Solution
The fourth proportional to 1,485,183.16, 2,049,497.88 and 806,105.08 is: 1,112,395.22
Step by Step Solution
- Step 1: Write the proportion equation
1,485,183.16 : 2,049,497.88 = 806,105.08 : x - Step 2: Convert to fraction form
1,485,183.16/2,049,497.88 = 806,105.08/x - Step 3: Cross multiply
1,485,183.16x = 2,049,497.88 × 806,105.08 - Step 4: Simplify right side
1,485,183.16x = 1,652,110,652,517.23 - Step 5: Solve for x
x = 1,652,110,652,517.23/1,485,183.16 - Step 6: Final answer
x = 1,112,395.22
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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.