Finding the Fourth Proportional to 2,203,903.64, 3,041,220.25 and 1,236,847.09
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Solution
The fourth proportional to 2,203,903.64, 3,041,220.25 and 1,236,847.09 is: 1,706,755.40
Step by Step Solution
- Step 1: Write the proportion equation
2,203,903.64 : 3,041,220.25 = 1,236,847.09 : x - Step 2: Convert to fraction form
2,203,903.64/3,041,220.25 = 1,236,847.09/x - Step 3: Cross multiply
2,203,903.64x = 3,041,220.25 × 1,236,847.09 - Step 4: Simplify right side
2,203,903.64x = 3,761,524,427,938.93 - Step 5: Solve for x
x = 3,761,524,427,938.93/2,203,903.64 - Step 6: Final answer
x = 1,706,755.40
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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.