Finding the Fourth Proportional to 2,757,020.80, 4,135,531.20 and 1,497,308.80
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Solution
The fourth proportional to 2,757,020.80, 4,135,531.20 and 1,497,308.80 is: 2,245,963.20
Step by Step Solution
- Step 1: Write the proportion equation
2,757,020.80 : 4,135,531.20 = 1,497,308.80 : x - Step 2: Convert to fraction form
2,757,020.80/4,135,531.20 = 1,497,308.80/x - Step 3: Cross multiply
2,757,020.80x = 4,135,531.20 × 1,497,308.80 - Step 4: Simplify right side
2,757,020.80x = 6,192,167,258,434.56 - Step 5: Solve for x
x = 6,192,167,258,434.56/2,757,020.80 - Step 6: Final answer
x = 2,245,963.20
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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.