Finding the Fourth Proportional to 2,221,621.37, 3,331,743.14 and 801,492.92
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Solution
The fourth proportional to 2,221,621.37, 3,331,743.14 and 801,492.92 is: 1,201,990.84
Step by Step Solution
- Step 1: Write the proportion equation
2,221,621.37 : 3,331,743.14 = 801,492.92 : x - Step 2: Convert to fraction form
2,221,621.37/3,331,743.14 = 801,492.92/x - Step 3: Cross multiply
2,221,621.37x = 3,331,743.14 × 801,492.92 - Step 4: Simplify right side
2,221,621.37x = 2,670,368,521,309.85 - Step 5: Solve for x
x = 2,670,368,521,309.85/2,221,621.37 - Step 6: Final answer
x = 1,201,990.84
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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.