Finding the Fourth Proportional to 2,170,754.36, 2,995,824.86 and 1,204,195.94
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Solution
The fourth proportional to 2,170,754.36, 2,995,824.86 and 1,204,195.94 is: 1,661,892.38
Step by Step Solution
- Step 1: Write the proportion equation
2,170,754.36 : 2,995,824.86 = 1,204,195.94 : x - Step 2: Convert to fraction form
2,170,754.36/2,995,824.86 = 1,204,195.94/x - Step 3: Cross multiply
2,170,754.36x = 2,995,824.86 × 1,204,195.94 - Step 4: Simplify right side
2,170,754.36x = 3,607,560,133,363.07 - Step 5: Solve for x
x = 3,607,560,133,363.07/2,170,754.36 - Step 6: Final answer
x = 1,661,892.38
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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.