Finding the Fourth Proportional to 4,884,028.75, 6,739,959.68 and 2,708,904.97
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Solution
The fourth proportional to 4,884,028.75, 6,739,959.68 and 2,708,904.97 is: 3,738,288.86
Step by Step Solution
- Step 1: Write the proportion equation
4,884,028.75 : 6,739,959.68 = 2,708,904.97 : x - Step 2: Convert to fraction form
4,884,028.75/6,739,959.68 = 2,708,904.97/x - Step 3: Cross multiply
4,884,028.75x = 6,739,959.68 × 2,708,904.97 - Step 4: Simplify right side
4,884,028.75x = 18,257,910,274,751.61 - Step 5: Solve for x
x = 18,257,910,274,751.61/4,884,028.75 - Step 6: Final answer
x = 3,738,288.86
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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.