Finding the Fourth Proportional to 2,731,450.44, 3,769,402.36 and 1,507,756.76
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Solution
The fourth proportional to 2,731,450.44, 3,769,402.36 and 1,507,756.76 is: 2,080,704.74
Step by Step Solution
- Step 1: Write the proportion equation
2,731,450.44 : 3,769,402.36 = 1,507,756.76 : x - Step 2: Convert to fraction form
2,731,450.44/3,769,402.36 = 1,507,756.76/x - Step 3: Cross multiply
2,731,450.44x = 3,769,402.36 × 1,507,756.76 - Step 4: Simplify right side
2,731,450.44x = 5,683,341,863,064.16 - Step 5: Solve for x
x = 5,683,341,863,064.16/2,731,450.44 - Step 6: Final answer
x = 2,080,704.74
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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.