Finding the Fourth Proportional to 3,236,214.15, 4,467,654.64 and 2,364,069.65
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Solution
The fourth proportional to 3,236,214.15, 4,467,654.64 and 2,364,069.65 is: 3,263,642.72
Step by Step Solution
- Step 1: Write the proportion equation
3,236,214.15 : 4,467,654.64 = 2,364,069.65 : x - Step 2: Convert to fraction form
3,236,214.15/4,467,654.64 = 2,364,069.65/x - Step 3: Cross multiply
3,236,214.15x = 4,467,654.64 × 2,364,069.65 - Step 4: Simplify right side
3,236,214.15x = 10,561,846,746,364.64 - Step 5: Solve for x
x = 10,561,846,746,364.64/3,236,214.15 - Step 6: Final answer
x = 3,263,642.72
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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.