Finding the Fourth Proportional to 4,964,992.77, 6,851,771.97 and 2,729,864.76
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Solution
The fourth proportional to 4,964,992.77, 6,851,771.97 and 2,729,864.76 is: 3,767,258.43
Step by Step Solution
- Step 1: Write the proportion equation
4,964,992.77 : 6,851,771.97 = 2,729,864.76 : x - Step 2: Convert to fraction form
4,964,992.77/6,851,771.97 = 2,729,864.76/x - Step 3: Cross multiply
4,964,992.77x = 6,851,771.97 × 2,729,864.76 - Step 4: Simplify right side
4,964,992.77x = 18,704,410,844,458.77 - Step 5: Solve for x
x = 18,704,410,844,458.77/4,964,992.77 - Step 6: Final answer
x = 3,767,258.43
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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.