Finding the Fourth Proportional to 5,252,122.47, 7,247,984.36 and 2,960,283.16
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Solution
The fourth proportional to 5,252,122.47, 7,247,984.36 and 2,960,283.16 is: 4,085,221.96
Step by Step Solution
- Step 1: Write the proportion equation
5,252,122.47 : 7,247,984.36 = 2,960,283.16 : x - Step 2: Convert to fraction form
5,252,122.47/7,247,984.36 = 2,960,283.16/x - Step 3: Cross multiply
5,252,122.47x = 7,247,984.36 × 2,960,283.16 - Step 4: Simplify right side
5,252,122.47x = 21,456,086,044,851.38 - Step 5: Solve for x
x = 21,456,086,044,851.38/5,252,122.47 - Step 6: Final answer
x = 4,085,221.96
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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.