Finding the Fourth Proportional to 1,901,206.85, 2,851,812.39 and 481,262.94
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Solution
The fourth proportional to 1,901,206.85, 2,851,812.39 and 481,262.94 is: 721,894.95
Step by Step Solution
- Step 1: Write the proportion equation
1,901,206.85 : 2,851,812.39 = 481,262.94 : x - Step 2: Convert to fraction form
1,901,206.85/2,851,812.39 = 481,262.94/x - Step 3: Cross multiply
1,901,206.85x = 2,851,812.39 × 481,262.94 - Step 4: Simplify right side
1,901,206.85x = 1,372,471,616,944.56 - Step 5: Solve for x
x = 1,372,471,616,944.56/1,901,206.85 - Step 6: Final answer
x = 721,894.95
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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.