Finding the Fourth Proportional to 1,202,103.44, 1,658,940.29 and 658,290.84
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Solution
The fourth proportional to 1,202,103.44, 1,658,940.29 and 658,290.84 is: 908,461.92
Step by Step Solution
- Step 1: Write the proportion equation
1,202,103.44 : 1,658,940.29 = 658,290.84 : x - Step 2: Convert to fraction form
1,202,103.44/1,658,940.29 = 658,290.84/x - Step 3: Cross multiply
1,202,103.44x = 1,658,940.29 × 658,290.84 - Step 4: Simplify right side
1,202,103.44x = 1,092,065,197,013.94 - Step 5: Solve for x
x = 1,092,065,197,013.94/1,202,103.44 - Step 6: Final answer
x = 908,461.92
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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.