Finding the Fourth Proportional to 2,835,243.32, 3,912,733.86 and 1,611,600.08
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Solution
The fourth proportional to 2,835,243.32, 3,912,733.86 and 1,611,600.08 is: 2,224,063.86
Step by Step Solution
- Step 1: Write the proportion equation
2,835,243.32 : 3,912,733.86 = 1,611,600.08 : x - Step 2: Convert to fraction form
2,835,243.32/3,912,733.86 = 1,611,600.08/x - Step 3: Cross multiply
2,835,243.32x = 3,912,733.86 × 1,611,600.08 - Step 4: Simplify right side
2,835,243.32x = 6,305,762,201,794.71 - Step 5: Solve for x
x = 6,305,762,201,794.71/2,835,243.32 - Step 6: Final answer
x = 2,224,063.86
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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.