Finding the Fourth Proportional to 3,343,093.79, 4,613,340.06 and 1,815,165.95
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Solution
The fourth proportional to 3,343,093.79, 4,613,340.06 and 1,815,165.95 is: 2,504,858.77
Step by Step Solution
- Step 1: Write the proportion equation
3,343,093.79 : 4,613,340.06 = 1,815,165.95 : x - Step 2: Convert to fraction form
3,343,093.79/4,613,340.06 = 1,815,165.95/x - Step 3: Cross multiply
3,343,093.79x = 4,613,340.06 × 1,815,165.95 - Step 4: Simplify right side
3,343,093.79x = 8,373,977,769,616.26 - Step 5: Solve for x
x = 8,373,977,769,616.26/3,343,093.79 - Step 6: Final answer
x = 2,504,858.77
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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.