Finding the Fourth Proportional to 2,592,676.46, 3,577,893.71 and 1,431,122.99
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Solution
The fourth proportional to 2,592,676.46, 3,577,893.71 and 1,431,122.99 is: 1,974,949.84
Step by Step Solution
- Step 1: Write the proportion equation
2,592,676.46 : 3,577,893.71 = 1,431,122.99 : x - Step 2: Convert to fraction form
2,592,676.46/3,577,893.71 = 1,431,122.99/x - Step 3: Cross multiply
2,592,676.46x = 3,577,893.71 × 1,431,122.99 - Step 4: Simplify right side
2,592,676.46x = 5,120,405,945,946.51 - Step 5: Solve for x
x = 5,120,405,945,946.51/2,592,676.46 - Step 6: Final answer
x = 1,974,949.84
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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.