Finding the Fourth Proportional to 1,202,102.44, 1,658,938.91 and 658,289.84
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Solution
The fourth proportional to 1,202,102.44, 1,658,938.91 and 658,289.84 is: 908,460.53
Step by Step Solution
- Step 1: Write the proportion equation
1,202,102.44 : 1,658,938.91 = 658,289.84 : x - Step 2: Convert to fraction form
1,202,102.44/1,658,938.91 = 658,289.84/x - Step 3: Cross multiply
1,202,102.44x = 1,658,938.91 × 658,289.84 - Step 4: Simplify right side
1,202,102.44x = 1,092,062,618,047.53 - Step 5: Solve for x
x = 1,092,062,618,047.53/1,202,102.44 - Step 6: Final answer
x = 908,460.53
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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.