Finding the Fourth Proportional to 2,731,303.94, 3,769,199.73 and 1,507,609.80
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Solution
The fourth proportional to 2,731,303.94, 3,769,199.73 and 1,507,609.80 is: 2,080,501.69
Step by Step Solution
- Step 1: Write the proportion equation
2,731,303.94 : 3,769,199.73 = 1,507,609.80 : x - Step 2: Convert to fraction form
2,731,303.94/3,769,199.73 = 1,507,609.80/x - Step 3: Cross multiply
2,731,303.94x = 3,769,199.73 × 1,507,609.80 - Step 4: Simplify right side
2,731,303.94x = 5,682,482,451,105.36 - Step 5: Solve for x
x = 5,682,482,451,105.36/2,731,303.94 - Step 6: Final answer
x = 2,080,501.69
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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.