Finding the Fourth Proportional to 4,947,529.41, 7,416,114.98 and 2,070,544.68
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Solution
The fourth proportional to 4,947,529.41, 7,416,114.98 and 2,070,544.68 is: 3,103,649.55
Step by Step Solution
- Step 1: Write the proportion equation
4,947,529.41 : 7,416,114.98 = 2,070,544.68 : x - Step 2: Convert to fraction form
4,947,529.41/7,416,114.98 = 2,070,544.68/x - Step 3: Cross multiply
4,947,529.41x = 7,416,114.98 × 2,070,544.68 - Step 4: Simplify right side
4,947,529.41x = 15,355,397,407,754.58 - Step 5: Solve for x
x = 15,355,397,407,754.58/4,947,529.41 - Step 6: Final answer
x = 3,103,649.55
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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.