Finding the Fourth Proportional to 3,982,801.02, 5,497,135.66 and 2,532,213.10
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Solution
The fourth proportional to 3,982,801.02, 5,497,135.66 and 2,532,213.10 is: 3,495,007.37
Step by Step Solution
- Step 1: Write the proportion equation
3,982,801.02 : 5,497,135.66 = 2,532,213.10 : x - Step 2: Convert to fraction form
3,982,801.02/5,497,135.66 = 2,532,213.10/x - Step 3: Cross multiply
3,982,801.02x = 5,497,135.66 × 2,532,213.10 - Step 4: Simplify right side
3,982,801.02x = 13,919,918,930,729.15 - Step 5: Solve for x
x = 13,919,918,930,729.15/3,982,801.02 - Step 6: Final answer
x = 3,495,007.37
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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.