Finding the Fourth Proportional to 4,224,504.97, 6,338,889.78 and 1,667,552.05
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Solution
The fourth proportional to 4,224,504.97, 6,338,889.78 and 1,667,552.05 is: 2,502,169.77
Step by Step Solution
- Step 1: Write the proportion equation
4,224,504.97 : 6,338,889.78 = 1,667,552.05 : x - Step 2: Convert to fraction form
4,224,504.97/6,338,889.78 = 1,667,552.05/x - Step 3: Cross multiply
4,224,504.97x = 6,338,889.78 × 1,667,552.05 - Step 4: Simplify right side
4,224,504.97x = 10,570,428,647,363.05 - Step 5: Solve for x
x = 10,570,428,647,363.05/4,224,504.97 - Step 6: Final answer
x = 2,502,169.77
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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.