Finding the Fourth Proportional to 1,202,707.21, 1,659,106.69 and 743,675.04
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Solution
The fourth proportional to 1,202,707.21, 1,659,106.69 and 743,675.04 is: 1,025,882.46
Step by Step Solution
- Step 1: Write the proportion equation
1,202,707.21 : 1,659,106.69 = 743,675.04 : x - Step 2: Convert to fraction form
1,202,707.21/1,659,106.69 = 743,675.04/x - Step 3: Cross multiply
1,202,707.21x = 1,659,106.69 × 743,675.04 - Step 4: Simplify right side
1,202,707.21x = 1,233,836,234,050.02 - Step 5: Solve for x
x = 1,233,836,234,050.02/1,202,707.21 - Step 6: Final answer
x = 1,025,882.46
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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.