Finding the Fourth Proportional to 2,235,952.92, 3,085,459.38 and 1,269,102.90
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Solution
The fourth proportional to 2,235,952.92, 3,085,459.38 and 1,269,102.90 is: 1,751,273.66
Step by Step Solution
- Step 1: Write the proportion equation
2,235,952.92 : 3,085,459.38 = 1,269,102.90 : x - Step 2: Convert to fraction form
2,235,952.92/3,085,459.38 = 1,269,102.90/x - Step 3: Cross multiply
2,235,952.92x = 3,085,459.38 × 1,269,102.90 - Step 4: Simplify right side
2,235,952.92x = 3,915,765,446,990.20 - Step 5: Solve for x
x = 3,915,765,446,990.20/2,235,952.92 - Step 6: Final answer
x = 1,751,273.66
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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.