Finding the Fourth Proportional to 2,562,386.97, 3,536,634.65 and 2,132,247.81
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Solution
The fourth proportional to 2,562,386.97, 3,536,634.65 and 2,132,247.81 is: 2,942,951.85
Step by Step Solution
- Step 1: Write the proportion equation
2,562,386.97 : 3,536,634.65 = 2,132,247.81 : x - Step 2: Convert to fraction form
2,562,386.97/3,536,634.65 = 2,132,247.81/x - Step 3: Cross multiply
2,562,386.97x = 3,536,634.65 × 2,132,247.81 - Step 4: Simplify right side
2,562,386.97x = 7,540,981,476,571.38 - Step 5: Solve for x
x = 7,540,981,476,571.38/2,562,386.97 - Step 6: Final answer
x = 2,942,951.85
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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.