Finding the Fourth Proportional to 2,647,284.85, 3,654,051.74 and 2,288,562.18
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Solution
The fourth proportional to 2,647,284.85, 3,654,051.74 and 2,288,562.18 is: 3,158,906.23
Step by Step Solution
- Step 1: Write the proportion equation
2,647,284.85 : 3,654,051.74 = 2,288,562.18 : x - Step 2: Convert to fraction form
2,647,284.85/3,654,051.74 = 2,288,562.18/x - Step 3: Cross multiply
2,647,284.85x = 3,654,051.74 × 2,288,562.18 - Step 4: Simplify right side
2,647,284.85x = 8,362,524,615,927.19 - Step 5: Solve for x
x = 8,362,524,615,927.19/2,647,284.85 - Step 6: Final answer
x = 3,158,906.23
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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.