Finding the Fourth Proportional to 4,731,138.83, 7,096,707.49 and 1,136,905.80
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Solution
The fourth proportional to 4,731,138.83, 7,096,707.49 and 1,136,905.80 is: 1,705,358.52
Step by Step Solution
- Step 1: Write the proportion equation
4,731,138.83 : 7,096,707.49 = 1,136,905.80 : x - Step 2: Convert to fraction form
4,731,138.83/7,096,707.49 = 1,136,905.80/x - Step 3: Cross multiply
4,731,138.83x = 7,096,707.49 × 1,136,905.80 - Step 4: Simplify right side
4,731,138.83x = 8,068,287,906,284.44 - Step 5: Solve for x
x = 8,068,287,906,284.44/4,731,138.83 - Step 6: Final answer
x = 1,705,358.52
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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.