Finding the Fourth Proportional to 2,146,659.99, 3,220,570.76 and 726,716.22
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Solution
The fourth proportional to 2,146,659.99, 3,220,570.76 and 726,716.22 is: 1,090,270.94
Step by Step Solution
- Step 1: Write the proportion equation
2,146,659.99 : 3,220,570.76 = 726,716.22 : x - Step 2: Convert to fraction form
2,146,659.99/3,220,570.76 = 726,716.22/x - Step 3: Cross multiply
2,146,659.99x = 3,220,570.76 × 726,716.22 - Step 4: Simplify right side
2,146,659.99x = 2,340,441,005,316.15 - Step 5: Solve for x
x = 2,340,441,005,316.15/2,146,659.99 - Step 6: Final answer
x = 1,090,270.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.