Finding the Fourth Proportional to 1,344,633.18, 1,855,593.84 and 741,021.18
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Solution
The fourth proportional to 1,344,633.18, 1,855,593.84 and 741,021.18 is: 1,022,609.26
Step by Step Solution
- Step 1: Write the proportion equation
1,344,633.18 : 1,855,593.84 = 741,021.18 : x - Step 2: Convert to fraction form
1,344,633.18/1,855,593.84 = 741,021.18/x - Step 3: Cross multiply
1,344,633.18x = 1,855,593.84 × 741,021.18 - Step 4: Simplify right side
1,344,633.18x = 1,375,034,336,917.53 - Step 5: Solve for x
x = 1,375,034,336,917.53/1,344,633.18 - Step 6: Final answer
x = 1,022,609.26
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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.