Finding the Fourth Proportional to 2,731,304.94, 3,769,201.11 and 1,507,610.80
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Solution
The fourth proportional to 2,731,304.94, 3,769,201.11 and 1,507,610.80 is: 2,080,503.07
Step by Step Solution
- Step 1: Write the proportion equation
2,731,304.94 : 3,769,201.11 = 1,507,610.80 : x - Step 2: Convert to fraction form
2,731,304.94/3,769,201.11 = 1,507,610.80/x - Step 3: Cross multiply
2,731,304.94x = 3,769,201.11 × 1,507,610.80 - Step 4: Simplify right side
2,731,304.94x = 5,682,488,300,807.99 - Step 5: Solve for x
x = 5,682,488,300,807.99/2,731,304.94 - Step 6: Final answer
x = 2,080,503.07
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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.