Finding the Fourth Proportional to 3,617,613.63, 4,992,118.56 and 2,147,582.97
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Solution
The fourth proportional to 3,617,613.63, 4,992,118.56 and 2,147,582.97 is: 2,963,552.75
Step by Step Solution
- Step 1: Write the proportion equation
3,617,613.63 : 4,992,118.56 = 2,147,582.97 : x - Step 2: Convert to fraction form
3,617,613.63/4,992,118.56 = 2,147,582.97/x - Step 3: Cross multiply
3,617,613.63x = 4,992,118.56 × 2,147,582.97 - Step 4: Simplify right side
3,617,613.63x = 10,720,988,803,676.92 - Step 5: Solve for x
x = 10,720,988,803,676.92/3,617,613.63 - Step 6: Final answer
x = 2,963,552.75
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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.