Finding the Fourth Proportional to 2,169,615.26, 3,254,964.73 and 1,531,165.97
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Solution
The fourth proportional to 2,169,615.26, 3,254,964.73 and 1,531,165.97 is: 2,297,131.35
Step by Step Solution
- Step 1: Write the proportion equation
2,169,615.26 : 3,254,964.73 = 1,531,165.97 : x - Step 2: Convert to fraction form
2,169,615.26/3,254,964.73 = 1,531,165.97/x - Step 3: Cross multiply
2,169,615.26x = 3,254,964.73 × 1,531,165.97 - Step 4: Simplify right side
2,169,615.26x = 4,983,891,232,435.73 - Step 5: Solve for x
x = 4,983,891,232,435.73/2,169,615.26 - Step 6: Final answer
x = 2,297,131.35
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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.