Finding the Fourth Proportional to 3,723,680.39, 5,585,102.36 and 1,028,388.79
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Solution
The fourth proportional to 3,723,680.39, 5,585,102.36 and 1,028,388.79 is: 1,542,467.67
Step by Step Solution
- Step 1: Write the proportion equation
3,723,680.39 : 5,585,102.36 = 1,028,388.79 : x - Step 2: Convert to fraction form
3,723,680.39/5,585,102.36 = 1,028,388.79/x - Step 3: Cross multiply
3,723,680.39x = 5,585,102.36 × 1,028,388.79 - Step 4: Simplify right side
3,723,680.39x = 5,743,656,624,959.09 - Step 5: Solve for x
x = 5,743,656,624,959.09/3,723,680.39 - Step 6: Final answer
x = 1,542,467.67
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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.