Finding the Fourth Proportional to 3,959,599.68, 5,464,247.40 and 2,148,763.68
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Solution
The fourth proportional to 3,959,599.68, 5,464,247.40 and 2,148,763.68 is: 2,965,293.79
Step by Step Solution
- Step 1: Write the proportion equation
3,959,599.68 : 5,464,247.40 = 2,148,763.68 : x - Step 2: Convert to fraction form
3,959,599.68/5,464,247.40 = 2,148,763.68/x - Step 3: Cross multiply
3,959,599.68x = 5,464,247.40 × 2,148,763.68 - Step 4: Simplify right side
3,959,599.68x = 11,741,376,351,654.43 - Step 5: Solve for x
x = 11,741,376,351,654.43/3,959,599.68 - Step 6: Final answer
x = 2,965,293.79
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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.