Finding the Fourth Proportional to 4,486,844.21, 6,191,812.96 and 2,449,653.65
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Solution
The fourth proportional to 4,486,844.21, 6,191,812.96 and 2,449,653.65 is: 3,380,504.54
Step by Step Solution
- Step 1: Write the proportion equation
4,486,844.21 : 6,191,812.96 = 2,449,653.65 : x - Step 2: Convert to fraction form
4,486,844.21/6,191,812.96 = 2,449,653.65/x - Step 3: Cross multiply
4,486,844.21x = 6,191,812.96 × 2,449,653.65 - Step 4: Simplify right side
4,486,844.21x = 15,167,797,217,581.30 - Step 5: Solve for x
x = 15,167,797,217,581.30/4,486,844.21 - Step 6: Final answer
x = 3,380,504.54
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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.