Finding the Fourth Proportional to 1,901,207.31, 2,851,812.99 and 481,263.41
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Solution
The fourth proportional to 1,901,207.31, 2,851,812.99 and 481,263.41 is: 721,895.62
Step by Step Solution
- Step 1: Write the proportion equation
1,901,207.31 : 2,851,812.99 = 481,263.41 : x - Step 2: Convert to fraction form
1,901,207.31/2,851,812.99 = 481,263.41/x - Step 3: Cross multiply
1,901,207.31x = 2,851,812.99 × 481,263.41 - Step 4: Simplify right side
1,901,207.31x = 1,372,473,229,990.63 - Step 5: Solve for x
x = 1,372,473,229,990.63/1,901,207.31 - Step 6: Final answer
x = 721,895.62
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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.