Finding the Fourth Proportional to 5,651,649.18, 7,799,040.36 and 3,204,425.80
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Solution
The fourth proportional to 5,651,649.18, 7,799,040.36 and 3,204,425.80 is: 4,421,974.07
Step by Step Solution
- Step 1: Write the proportion equation
5,651,649.18 : 7,799,040.36 = 3,204,425.80 : x - Step 2: Convert to fraction form
5,651,649.18/7,799,040.36 = 3,204,425.80/x - Step 3: Cross multiply
5,651,649.18x = 7,799,040.36 × 3,204,425.80 - Step 4: Simplify right side
5,651,649.18x = 24,991,446,144,825.29 - Step 5: Solve for x
x = 24,991,446,144,825.29/5,651,649.18 - Step 6: Final answer
x = 4,421,974.07
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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.