Finding the Fourth Proportional to 4,680,251.96, 6,458,623.66 and 2,615,284.60
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Solution
The fourth proportional to 4,680,251.96, 6,458,623.66 and 2,615,284.60 is: 3,609,023.43
Step by Step Solution
- Step 1: Write the proportion equation
4,680,251.96 : 6,458,623.66 = 2,615,284.60 : x - Step 2: Convert to fraction form
4,680,251.96/6,458,623.66 = 2,615,284.60/x - Step 3: Cross multiply
4,680,251.96x = 6,458,623.66 × 2,615,284.60 - Step 4: Simplify right side
4,680,251.96x = 16,891,138,995,193.64 - Step 5: Solve for x
x = 16,891,138,995,193.64/4,680,251.96 - Step 6: Final answer
x = 3,609,023.43
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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.