Finding the Fourth Proportional to 3,422,556.34, 4,723,183.68 and 1,873,792.18
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Solution
The fourth proportional to 3,422,556.34, 4,723,183.68 and 1,873,792.18 is: 2,585,863.83
Step by Step Solution
- Step 1: Write the proportion equation
3,422,556.34 : 4,723,183.68 = 1,873,792.18 : x - Step 2: Convert to fraction form
3,422,556.34/4,723,183.68 = 1,873,792.18/x - Step 3: Cross multiply
3,422,556.34x = 4,723,183.68 × 1,873,792.18 - Step 4: Simplify right side
3,422,556.34x = 8,850,264,644,287.62 - Step 5: Solve for x
x = 8,850,264,644,287.62/3,422,556.34 - Step 6: Final answer
x = 2,585,863.83
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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.