Finding the Fourth Proportional to 2,219,882.87, 3,063,438.33 and 1,201,287.62
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Solution
The fourth proportional to 2,219,882.87, 3,063,438.33 and 1,201,287.62 is: 1,657,776.90
Step by Step Solution
- Step 1: Write the proportion equation
2,219,882.87 : 3,063,438.33 = 1,201,287.62 : x - Step 2: Convert to fraction form
2,219,882.87/3,063,438.33 = 1,201,287.62/x - Step 3: Cross multiply
2,219,882.87x = 3,063,438.33 × 1,201,287.62 - Step 4: Simplify right side
2,219,882.87x = 3,680,070,540,462.48 - Step 5: Solve for x
x = 3,680,070,540,462.48/2,219,882.87 - Step 6: Final answer
x = 1,657,776.90
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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.