Finding the Fourth Proportional to 4,737,859.20, 7,096,291.20 and 3,898,051.20
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Solution
The fourth proportional to 4,737,859.20, 7,096,291.20 and 3,898,051.20 is: 5,838,439.95
Step by Step Solution
- Step 1: Write the proportion equation
4,737,859.20 : 7,096,291.20 = 3,898,051.20 : x - Step 2: Convert to fraction form
4,737,859.20/7,096,291.20 = 3,898,051.20/x - Step 3: Cross multiply
4,737,859.20x = 7,096,291.20 × 3,898,051.20 - Step 4: Simplify right side
4,737,859.20x = 27,661,706,427,709.44 - Step 5: Solve for x
x = 27,661,706,427,709.44/4,737,859.20 - Step 6: Final answer
x = 5,838,439.95
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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.