Finding the Fourth Proportional to 2,796,807.96, 3,874,212.41 and 2,740,120.92
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Solution
The fourth proportional to 2,796,807.96, 3,874,212.41 and 2,740,120.92 is: 3,795,688.02
Step by Step Solution
- Step 1: Write the proportion equation
2,796,807.96 : 3,874,212.41 = 2,740,120.92 : x - Step 2: Convert to fraction form
2,796,807.96/3,874,212.41 = 2,740,120.92/x - Step 3: Cross multiply
2,796,807.96x = 3,874,212.41 × 2,740,120.92 - Step 4: Simplify right side
2,796,807.96x = 10,615,810,459,464.01 - Step 5: Solve for x
x = 10,615,810,459,464.01/2,796,807.96 - Step 6: Final answer
x = 3,795,688.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.