Finding the Fourth Proportional to 2,545,004.97, 3,512,173.91 and 1,399,114.17
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Solution
The fourth proportional to 2,545,004.97, 3,512,173.91 and 1,399,114.17 is: 1,930,814.41
Step by Step Solution
- Step 1: Write the proportion equation
2,545,004.97 : 3,512,173.91 = 1,399,114.17 : x - Step 2: Convert to fraction form
2,545,004.97/3,512,173.91 = 1,399,114.17/x - Step 3: Cross multiply
2,545,004.97x = 3,512,173.91 × 1,399,114.17 - Step 4: Simplify right side
2,545,004.97x = 4,913,932,277,989.73 - Step 5: Solve for x
x = 4,913,932,277,989.73/2,545,004.97 - Step 6: Final answer
x = 1,930,814.41
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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.