Finding the Fourth Proportional to 2,100,395.97, 3,151,154.60 and 752,694.81
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Solution
The fourth proportional to 2,100,395.97, 3,151,154.60 and 752,694.81 is: 1,129,243.13
Step by Step Solution
- Step 1: Write the proportion equation
2,100,395.97 : 3,151,154.60 = 752,694.81 : x - Step 2: Convert to fraction form
2,100,395.97/3,151,154.60 = 752,694.81/x - Step 3: Cross multiply
2,100,395.97x = 3,151,154.60 × 752,694.81 - Step 4: Simplify right side
2,100,395.97x = 2,371,857,709,164.15 - Step 5: Solve for x
x = 2,371,857,709,164.15/2,100,395.97 - Step 6: Final answer
x = 1,129,243.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.