Finding the Fourth Proportional to 4,910,540.26, 6,774,198.60 and 3,815,316.63
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Solution
The fourth proportional to 4,910,540.26, 6,774,198.60 and 3,815,316.63 is: 5,263,313.45
Step by Step Solution
- Step 1: Write the proportion equation
4,910,540.26 : 6,774,198.60 = 3,815,316.63 : x - Step 2: Convert to fraction form
4,910,540.26/6,774,198.60 = 3,815,316.63/x - Step 3: Cross multiply
4,910,540.26x = 6,774,198.60 × 3,815,316.63 - Step 4: Simplify right side
4,910,540.26x = 25,845,712,573,502.71 - Step 5: Solve for x
x = 25,845,712,573,502.71/4,910,540.26 - Step 6: Final answer
x = 5,263,313.45
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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.