Finding the Fourth Proportional to 4,788,568.66, 6,608,365.20 and 2,613,252.28
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Solution
The fourth proportional to 4,788,568.66, 6,608,365.20 and 2,613,252.28 is: 3,606,364.79
Step by Step Solution
- Step 1: Write the proportion equation
4,788,568.66 : 6,608,365.20 = 2,613,252.28 : x - Step 2: Convert to fraction form
4,788,568.66/6,608,365.20 = 2,613,252.28/x - Step 3: Cross multiply
4,788,568.66x = 6,608,365.20 × 2,613,252.28 - Step 4: Simplify right side
4,788,568.66x = 17,269,325,425,972.65 - Step 5: Solve for x
x = 17,269,325,425,972.65/4,788,568.66 - Step 6: Final answer
x = 3,606,364.79
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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.