Finding the Fourth Proportional to 2,449,239.48, 3,379,990.68 and 1,346,717.16
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Solution
The fourth proportional to 2,449,239.48, 3,379,990.68 and 1,346,717.16 is: 1,858,491.78
Step by Step Solution
- Step 1: Write the proportion equation
2,449,239.48 : 3,379,990.68 = 1,346,717.16 : x - Step 2: Convert to fraction form
2,449,239.48/3,379,990.68 = 1,346,717.16/x - Step 3: Cross multiply
2,449,239.48x = 3,379,990.68 × 1,346,717.16 - Step 4: Simplify right side
2,449,239.48x = 4,551,891,449,396.07 - Step 5: Solve for x
x = 4,551,891,449,396.07/2,449,239.48 - Step 6: Final answer
x = 1,858,491.78
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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.