Finding the Fourth Proportional to 4,114,120.64, 6,146,162.36 and 2,662,982.96
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Solution
The fourth proportional to 4,114,120.64, 6,146,162.36 and 2,662,982.96 is: 3,978,280.43
Step by Step Solution
- Step 1: Write the proportion equation
4,114,120.64 : 6,146,162.36 = 2,662,982.96 : x - Step 2: Convert to fraction form
4,114,120.64/6,146,162.36 = 2,662,982.96/x - Step 3: Cross multiply
4,114,120.64x = 6,146,162.36 × 2,662,982.96 - Step 4: Simplify right side
4,114,120.64x = 16,367,125,634,073.39 - Step 5: Solve for x
x = 16,367,125,634,073.39/4,114,120.64 - Step 6: Final answer
x = 3,978,280.43
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.