Finding the Fourth Proportional to 1,202,637.73, 1,659,581.09 and 658,775.93
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Solution
The fourth proportional to 1,202,637.73, 1,659,581.09 and 658,775.93 is: 909,078.48
Step by Step Solution
- Step 1: Write the proportion equation
1,202,637.73 : 1,659,581.09 = 658,775.93 : x - Step 2: Convert to fraction form
1,202,637.73/1,659,581.09 = 658,775.93/x - Step 3: Cross multiply
1,202,637.73x = 1,659,581.09 × 658,775.93 - Step 4: Simplify right side
1,202,637.73x = 1,093,292,075,975.16 - Step 5: Solve for x
x = 1,093,292,075,975.16/1,202,637.73 - Step 6: Final answer
x = 909,078.48
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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.