Finding the Fourth Proportional to 2,214,343.40, 3,321,342.30 and 866,244.20
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Solution
The fourth proportional to 2,214,343.40, 3,321,342.30 and 866,244.20 is: 1,299,298.70
Step by Step Solution
- Step 1: Write the proportion equation
2,214,343.40 : 3,321,342.30 = 866,244.20 : x - Step 2: Convert to fraction form
2,214,343.40/3,321,342.30 = 866,244.20/x - Step 3: Cross multiply
2,214,343.40x = 3,321,342.30 × 866,244.20 - Step 4: Simplify right side
2,214,343.40x = 2,877,093,503,589.66 - Step 5: Solve for x
x = 2,877,093,503,589.66/2,214,343.40 - Step 6: Final answer
x = 1,299,298.70
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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.