Finding the Fourth Proportional to 4,793,493.36, 6,615,010.35 and 2,618,036.70
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Solution
The fourth proportional to 4,793,493.36, 6,615,010.35 and 2,618,036.70 is: 3,612,884.92
Step by Step Solution
- Step 1: Write the proportion equation
4,793,493.36 : 6,615,010.35 = 2,618,036.70 : x - Step 2: Convert to fraction form
4,793,493.36/6,615,010.35 = 2,618,036.70/x - Step 3: Cross multiply
4,793,493.36x = 6,615,010.35 × 2,618,036.70 - Step 4: Simplify right side
4,793,493.36x = 17,318,339,867,179.85 - Step 5: Solve for x
x = 17,318,339,867,179.85/4,793,493.36 - Step 6: Final answer
x = 3,612,884.92
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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.