Finding the Fourth Proportional to 2,195,207.22, 3,292,810.84 and 1,447,078.26
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Solution
The fourth proportional to 2,195,207.22, 3,292,810.84 and 1,447,078.26 is: 2,170,617.40
Step by Step Solution
- Step 1: Write the proportion equation
2,195,207.22 : 3,292,810.84 = 1,447,078.26 : x - Step 2: Convert to fraction form
2,195,207.22/3,292,810.84 = 1,447,078.26/x - Step 3: Cross multiply
2,195,207.22x = 3,292,810.84 × 1,447,078.26 - Step 4: Simplify right side
2,195,207.22x = 4,764,954,986,873.41 - Step 5: Solve for x
x = 4,764,954,986,873.41/2,195,207.22 - Step 6: Final answer
x = 2,170,617.40
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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.