Finding the Fourth Proportional to 4,901,512.09, 7,345,542.01 and 3,101,172.68
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Solution
The fourth proportional to 4,901,512.09, 7,345,542.01 and 3,101,172.68 is: 4,647,503.42
Step by Step Solution
- Step 1: Write the proportion equation
4,901,512.09 : 7,345,542.01 = 3,101,172.68 : x - Step 2: Convert to fraction form
4,901,512.09/7,345,542.01 = 3,101,172.68/x - Step 3: Cross multiply
4,901,512.09x = 7,345,542.01 × 3,101,172.68 - Step 4: Simplify right side
4,901,512.09x = 22,779,794,201,204.29 - Step 5: Solve for x
x = 22,779,794,201,204.29/4,901,512.09 - Step 6: Final answer
x = 4,647,503.42
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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.