Finding the Fourth Proportional to 3,598,044.50, 5,397,089.99 and 1,439,249.97
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Solution
The fourth proportional to 3,598,044.50, 5,397,089.99 and 1,439,249.97 is: 2,158,884.25
Step by Step Solution
- Step 1: Write the proportion equation
3,598,044.50 : 5,397,089.99 = 1,439,249.97 : x - Step 2: Convert to fraction form
3,598,044.50/5,397,089.99 = 1,439,249.97/x - Step 3: Cross multiply
3,598,044.50x = 5,397,089.99 × 1,439,249.97 - Step 4: Simplify right side
3,598,044.50x = 7,767,761,596,974.79 - Step 5: Solve for x
x = 7,767,761,596,974.79/3,598,044.50 - Step 6: Final answer
x = 2,158,884.25
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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.