Finding the Fourth Proportional to 2,553,763.68, 3,524,103.18 and 1,392,185.88
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Solution
The fourth proportional to 2,553,763.68, 3,524,103.18 and 1,392,185.88 is: 1,921,167.07
Step by Step Solution
- Step 1: Write the proportion equation
2,553,763.68 : 3,524,103.18 = 1,392,185.88 : x - Step 2: Convert to fraction form
2,553,763.68/3,524,103.18 = 1,392,185.88/x - Step 3: Cross multiply
2,553,763.68x = 3,524,103.18 × 1,392,185.88 - Step 4: Simplify right side
2,553,763.68x = 4,906,206,686,859.10 - Step 5: Solve for x
x = 4,906,206,686,859.10/2,553,763.68 - Step 6: Final answer
x = 1,921,167.07
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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.