Finding the Fourth Proportional to 2,554,165.88, 3,524,772.76 and 1,408,286.96
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Solution
The fourth proportional to 2,554,165.88, 3,524,772.76 and 1,408,286.96 is: 1,943,449.15
Step by Step Solution
- Step 1: Write the proportion equation
2,554,165.88 : 3,524,772.76 = 1,408,286.96 : x - Step 2: Convert to fraction form
2,554,165.88/3,524,772.76 = 1,408,286.96/x - Step 3: Cross multiply
2,554,165.88x = 3,524,772.76 × 1,408,286.96 - Step 4: Simplify right side
2,554,165.88x = 4,963,891,514,871.21 - Step 5: Solve for x
x = 4,963,891,514,871.21/2,554,165.88 - Step 6: Final answer
x = 1,943,449.15
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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.