Finding the Fourth Proportional to 2,727,029.21, 3,763,311.67 and 1,503,307.88
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Solution
The fourth proportional to 2,727,029.21, 3,763,311.67 and 1,503,307.88 is: 2,074,571.13
Step by Step Solution
- Step 1: Write the proportion equation
2,727,029.21 : 3,763,311.67 = 1,503,307.88 : x - Step 2: Convert to fraction form
2,727,029.21/3,763,311.67 = 1,503,307.88/x - Step 3: Cross multiply
2,727,029.21x = 3,763,311.67 × 1,503,307.88 - Step 4: Simplify right side
2,727,029.21x = 5,657,416,073,348.67 - Step 5: Solve for x
x = 5,657,416,073,348.67/2,727,029.21 - Step 6: Final answer
x = 2,074,571.13
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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.