Finding the Fourth Proportional to 2,275,381.79, 3,413,581.77 and 855,450.17
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Solution
The fourth proportional to 2,275,381.79, 3,413,581.77 and 855,450.17 is: 1,283,366.65
Step by Step Solution
- Step 1: Write the proportion equation
2,275,381.79 : 3,413,581.77 = 855,450.17 : x - Step 2: Convert to fraction form
2,275,381.79/3,413,581.77 = 855,450.17/x - Step 3: Cross multiply
2,275,381.79x = 3,413,581.77 × 855,450.17 - Step 4: Simplify right side
2,275,381.79x = 2,920,149,105,455.40 - Step 5: Solve for x
x = 2,920,149,105,455.40/2,275,381.79 - Step 6: Final answer
x = 1,283,366.65
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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.