Finding the Fourth Proportional to 3,669,976.05, 5,504,964.08 and 1,544,212.05
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Solution
The fourth proportional to 3,669,976.05, 5,504,964.08 and 1,544,212.05 is: 2,316,318.08
Step by Step Solution
- Step 1: Write the proportion equation
3,669,976.05 : 5,504,964.08 = 1,544,212.05 : x - Step 2: Convert to fraction form
3,669,976.05/5,504,964.08 = 1,544,212.05/x - Step 3: Cross multiply
3,669,976.05x = 5,504,964.08 × 1,544,212.05 - Step 4: Simplify right side
3,669,976.05x = 8,500,831,859,432.11 - Step 5: Solve for x
x = 8,500,831,859,432.11/3,669,976.05 - Step 6: Final answer
x = 2,316,318.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.