Finding the Fourth Proportional to 2,327,979.09, 3,212,563.54 and 1,457,293.99
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Solution
The fourth proportional to 2,327,979.09, 3,212,563.54 and 1,457,293.99 is: 2,011,035.91
Step by Step Solution
- Step 1: Write the proportion equation
2,327,979.09 : 3,212,563.54 = 1,457,293.99 : x - Step 2: Convert to fraction form
2,327,979.09/3,212,563.54 = 1,457,293.99/x - Step 3: Cross multiply
2,327,979.09x = 3,212,563.54 × 1,457,293.99 - Step 4: Simplify right side
2,327,979.09x = 4,681,649,539,335.13 - Step 5: Solve for x
x = 4,681,649,539,335.13/2,327,979.09 - Step 6: Final answer
x = 2,011,035.91
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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.