Finding the Fourth Proportional to 2,562,369.20, 3,841,804.20 and 1,215,177.20
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Solution
The fourth proportional to 2,562,369.20, 3,841,804.20 and 1,215,177.20 is: 1,821,936.07
Step by Step Solution
- Step 1: Write the proportion equation
2,562,369.20 : 3,841,804.20 = 1,215,177.20 : x - Step 2: Convert to fraction form
2,562,369.20/3,841,804.20 = 1,215,177.20/x - Step 3: Cross multiply
2,562,369.20x = 3,841,804.20 × 1,215,177.20 - Step 4: Simplify right side
2,562,369.20x = 4,668,472,870,704.24 - Step 5: Solve for x
x = 4,668,472,870,704.24/2,562,369.20 - Step 6: Final answer
x = 1,821,936.07
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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.