Finding the Fourth Proportional to 3,305,703.99, 4,561,905.29 and 1,855,370.34
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Solution
The fourth proportional to 3,305,703.99, 4,561,905.29 and 1,855,370.34 is: 2,560,430.03
Step by Step Solution
- Step 1: Write the proportion equation
3,305,703.99 : 4,561,905.29 = 1,855,370.34 : x - Step 2: Convert to fraction form
3,305,703.99/4,561,905.29 = 1,855,370.34/x - Step 3: Cross multiply
3,305,703.99x = 4,561,905.29 × 1,855,370.34 - Step 4: Simplify right side
3,305,703.99x = 8,464,023,759,678.25 - Step 5: Solve for x
x = 8,464,023,759,678.25/3,305,703.99 - Step 6: Final answer
x = 2,560,430.03
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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.