Finding the Fourth Proportional to 3,388,201.18, 4,675,704.04 and 1,937,894.56
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Solution
The fourth proportional to 3,388,201.18, 4,675,704.04 and 1,937,894.56 is: 2,674,286.72
Step by Step Solution
- Step 1: Write the proportion equation
3,388,201.18 : 4,675,704.04 = 1,937,894.56 : x - Step 2: Convert to fraction form
3,388,201.18/4,675,704.04 = 1,937,894.56/x - Step 3: Cross multiply
3,388,201.18x = 4,675,704.04 × 1,937,894.56 - Step 4: Simplify right side
3,388,201.18x = 9,061,021,414,019.13 - Step 5: Solve for x
x = 9,061,021,414,019.13/3,388,201.18 - Step 6: Final answer
x = 2,674,286.72
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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.