Finding the Fourth Proportional to 2,149,744.20, 3,224,616.30 and 1,477,897.80
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Solution
The fourth proportional to 2,149,744.20, 3,224,616.30 and 1,477,897.80 is: 2,216,846.70
Step by Step Solution
- Step 1: Write the proportion equation
2,149,744.20 : 3,224,616.30 = 1,477,897.80 : x - Step 2: Convert to fraction form
2,149,744.20/3,224,616.30 = 1,477,897.80/x - Step 3: Cross multiply
2,149,744.20x = 3,224,616.30 × 1,477,897.80 - Step 4: Simplify right side
2,149,744.20x = 4,765,653,335,614.14 - Step 5: Solve for x
x = 4,765,653,335,614.14/2,149,744.20 - Step 6: Final answer
x = 2,216,846.70
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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.