Finding the Fourth Proportional to 3,177,133.08, 4,384,488.04 and 1,726,828.08
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Solution
The fourth proportional to 3,177,133.08, 4,384,488.04 and 1,726,828.08 is: 2,383,046.88
Step by Step Solution
- Step 1: Write the proportion equation
3,177,133.08 : 4,384,488.04 = 1,726,828.08 : x - Step 2: Convert to fraction form
3,177,133.08/4,384,488.04 = 1,726,828.08/x - Step 3: Cross multiply
3,177,133.08x = 4,384,488.04 × 1,726,828.08 - Step 4: Simplify right side
3,177,133.08x = 7,571,257,063,896.16 - Step 5: Solve for x
x = 7,571,257,063,896.16/3,177,133.08 - Step 6: Final answer
x = 2,383,046.88
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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.