Finding the Fourth Proportional to 5,620,996.26, 7,756,968.42 and 3,042,676.26
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Solution
The fourth proportional to 5,620,996.26, 7,756,968.42 and 3,042,676.26 is: 4,198,889.76
Step by Step Solution
- Step 1: Write the proportion equation
5,620,996.26 : 7,756,968.42 = 3,042,676.26 : x - Step 2: Convert to fraction form
5,620,996.26/7,756,968.42 = 3,042,676.26/x - Step 3: Cross multiply
5,620,996.26x = 7,756,968.42 × 3,042,676.26 - Step 4: Simplify right side
5,620,996.26x = 23,601,943,661,103.71 - Step 5: Solve for x
x = 23,601,943,661,103.71/5,620,996.26 - Step 6: Final answer
x = 4,198,889.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.