Finding the Fourth Proportional to 2,371,566.20, 3,272,757.90 and 1,283,832.44
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Solution
The fourth proportional to 2,371,566.20, 3,272,757.90 and 1,283,832.44 is: 1,771,686.90
Step by Step Solution
- Step 1: Write the proportion equation
2,371,566.20 : 3,272,757.90 = 1,283,832.44 : x - Step 2: Convert to fraction form
2,371,566.20/3,272,757.90 = 1,283,832.44/x - Step 3: Cross multiply
2,371,566.20x = 3,272,757.90 × 1,283,832.44 - Step 4: Simplify right side
2,371,566.20x = 4,201,672,760,286.28 - Step 5: Solve for x
x = 4,201,672,760,286.28/2,371,566.20 - Step 6: Final answer
x = 1,771,686.90
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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.