Finding the Fourth Proportional to 4,038,456.80, 5,573,105.97 and 2,202,923.24
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Solution
The fourth proportional to 4,038,456.80, 5,573,105.97 and 2,202,923.24 is: 3,040,053.48
Step by Step Solution
- Step 1: Write the proportion equation
4,038,456.80 : 5,573,105.97 = 2,202,923.24 : x - Step 2: Convert to fraction form
4,038,456.80/5,573,105.97 = 2,202,923.24/x - Step 3: Cross multiply
4,038,456.80x = 5,573,105.97 × 2,202,923.24 - Step 4: Simplify right side
4,038,456.80x = 12,277,124,632,430.21 - Step 5: Solve for x
x = 12,277,124,632,430.21/4,038,456.80 - Step 6: Final answer
x = 3,040,053.48
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1.5x scale
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.