Finding the Fourth Proportional to 1,996,584.04, 2,755,286.09 and 1,137,224.26
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Solution
The fourth proportional to 1,996,584.04, 2,755,286.09 and 1,137,224.26 is: 1,569,369.54
Step by Step Solution
- Step 1: Write the proportion equation
1,996,584.04 : 2,755,286.09 = 1,137,224.26 : x - Step 2: Convert to fraction form
1,996,584.04/2,755,286.09 = 1,137,224.26/x - Step 3: Cross multiply
1,996,584.04x = 2,755,286.09 × 1,137,224.26 - Step 4: Simplify right side
1,996,584.04x = 3,133,378,180,743.39 - Step 5: Solve for x
x = 3,133,378,180,743.39/1,996,584.04 - Step 6: Final answer
x = 1,569,369.54
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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.