Finding the Fourth Proportional to 2,283,139.71, 3,150,755.96 and 1,377,546.75
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Solution
The fourth proportional to 2,283,139.71, 3,150,755.96 and 1,377,546.75 is: 1,901,028.49
Step by Step Solution
- Step 1: Write the proportion equation
2,283,139.71 : 3,150,755.96 = 1,377,546.75 : x - Step 2: Convert to fraction form
2,283,139.71/3,150,755.96 = 1,377,546.75/x - Step 3: Cross multiply
2,283,139.71x = 3,150,755.96 × 1,377,546.75 - Step 4: Simplify right side
2,283,139.71x = 4,340,313,625,853.40 - Step 5: Solve for x
x = 4,340,313,625,853.40/2,283,139.71 - Step 6: Final answer
x = 1,901,028.49
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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.