Finding the Fourth Proportional to 2,560,822.32, 3,523,735.80 and 2,482,906.80
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Solution
The fourth proportional to 2,560,822.32, 3,523,735.80 and 2,482,906.80 is: 3,416,522.70
Step by Step Solution
- Step 1: Write the proportion equation
2,560,822.32 : 3,523,735.80 = 2,482,906.80 : x - Step 2: Convert to fraction form
2,560,822.32/3,523,735.80 = 2,482,906.80/x - Step 3: Cross multiply
2,560,822.32x = 3,523,735.80 × 2,482,906.80 - Step 4: Simplify right side
2,560,822.32x = 8,749,107,579,223.44 - Step 5: Solve for x
x = 8,749,107,579,223.44/2,560,822.32 - Step 6: Final answer
x = 3,416,522.70
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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.