Finding the Fourth Proportional to 3,440,979.47, 5,161,135.69 and 1,044,845.17
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Solution
The fourth proportional to 3,440,979.47, 5,161,135.69 and 1,044,845.17 is: 1,567,166.48
Step by Step Solution
- Step 1: Write the proportion equation
3,440,979.47 : 5,161,135.69 = 1,044,845.17 : x - Step 2: Convert to fraction form
3,440,979.47/5,161,135.69 = 1,044,845.17/x - Step 3: Cross multiply
3,440,979.47x = 5,161,135.69 × 1,044,845.17 - Step 4: Simplify right side
3,440,979.47x = 5,392,587,685,814.34 - Step 5: Solve for x
x = 5,392,587,685,814.34/3,440,979.47 - Step 6: Final answer
x = 1,567,166.48
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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.