Finding the Fourth Proportional to 2,372,432.80, 3,558,649.20 and 1,093,037.80
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Solution
The fourth proportional to 2,372,432.80, 3,558,649.20 and 1,093,037.80 is: 1,639,556.70
Step by Step Solution
- Step 1: Write the proportion equation
2,372,432.80 : 3,558,649.20 = 1,093,037.80 : x - Step 2: Convert to fraction form
2,372,432.80/3,558,649.20 = 1,093,037.80/x - Step 3: Cross multiply
2,372,432.80x = 3,558,649.20 × 1,093,037.80 - Step 4: Simplify right side
2,372,432.80x = 3,889,738,092,539.76 - Step 5: Solve for x
x = 3,889,738,092,539.76/2,372,432.80 - Step 6: Final answer
x = 1,639,556.70
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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.