Finding the Fourth Proportional to 2,512,084.05, 3,467,456.56 and 1,996,752.36
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Solution
The fourth proportional to 2,512,084.05, 3,467,456.56 and 1,996,752.36 is: 2,756,138.69
Step by Step Solution
- Step 1: Write the proportion equation
2,512,084.05 : 3,467,456.56 = 1,996,752.36 : x - Step 2: Convert to fraction form
2,512,084.05/3,467,456.56 = 1,996,752.36/x - Step 3: Cross multiply
2,512,084.05x = 3,467,456.56 × 1,996,752.36 - Step 4: Simplify right side
2,512,084.05x = 6,923,652,044,387.99 - Step 5: Solve for x
x = 6,923,652,044,387.99/2,512,084.05 - Step 6: Final answer
x = 2,756,138.69
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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.