Finding the Fourth Proportional to 3,717,367.47, 5,576,112.77 and 1,021,676.13
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Solution
The fourth proportional to 3,717,367.47, 5,576,112.77 and 1,021,676.13 is: 1,532,531.11
Step by Step Solution
- Step 1: Write the proportion equation
3,717,367.47 : 5,576,112.77 = 1,021,676.13 : x - Step 2: Convert to fraction form
3,717,367.47/5,576,112.77 = 1,021,676.13/x - Step 3: Cross multiply
3,717,367.47x = 5,576,112.77 × 1,021,676.13 - Step 4: Simplify right side
3,717,367.47x = 5,696,981,310,188.80 - Step 5: Solve for x
x = 5,696,981,310,188.80/3,717,367.47 - Step 6: Final answer
x = 1,532,531.11
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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.