Finding the Fourth Proportional to 5,755,632.84, 7,942,565.16 and 3,177,258.26
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Solution
The fourth proportional to 5,755,632.84, 7,942,565.16 and 3,177,258.26 is: 4,384,501.49
Step by Step Solution
- Step 1: Write the proportion equation
5,755,632.84 : 7,942,565.16 = 3,177,258.26 : x - Step 2: Convert to fraction form
5,755,632.84/7,942,565.16 = 3,177,258.26/x - Step 3: Cross multiply
5,755,632.84x = 7,942,565.16 × 3,177,258.26 - Step 4: Simplify right side
5,755,632.84x = 25,235,580,760,198.22 - Step 5: Solve for x
x = 25,235,580,760,198.22/5,755,632.84 - Step 6: Final answer
x = 4,384,501.49
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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.