Finding the Fourth Proportional to 4,215,531.36, 6,324,303 and 1,375,648.80
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Solution
The fourth proportional to 4,215,531.36, 6,324,303 and 1,375,648.80 is: 2,063,801.47
Step by Step Solution
- Step 1: Write the proportion equation
4,215,531.36 : 6,324,303 = 1,375,648.80 : x - Step 2: Convert to fraction form
4,215,531.36/6,324,303 = 1,375,648.80/x - Step 3: Cross multiply
4,215,531.36x = 6,324,303 × 1,375,648.80 - Step 4: Simplify right side
4,215,531.36x = 8,700,019,832,786.40 - Step 5: Solve for x
x = 8,700,019,832,786.40/4,215,531.36 - Step 6: Final answer
x = 2,063,801.47
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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.