Finding the Fourth Proportional to 4,626,617.36, 6,384,931.51 and 2,561,632.97
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Solution
The fourth proportional to 4,626,617.36, 6,384,931.51 and 2,561,632.97 is: 3,535,163.99
Step by Step Solution
- Step 1: Write the proportion equation
4,626,617.36 : 6,384,931.51 = 2,561,632.97 : x - Step 2: Convert to fraction form
4,626,617.36/6,384,931.51 = 2,561,632.97/x - Step 3: Cross multiply
4,626,617.36x = 6,384,931.51 × 2,561,632.97 - Step 4: Simplify right side
4,626,617.36x = 16,355,851,067,207.88 - Step 5: Solve for x
x = 16,355,851,067,207.88/4,626,617.36 - Step 6: Final answer
x = 3,535,163.99
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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.