Finding the Fourth Proportional to 1,403,791.97, 1,937,232.92 and 759,212.16
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Solution
The fourth proportional to 1,403,791.97, 1,937,232.92 and 759,212.16 is: 1,047,712.78
Step by Step Solution
- Step 1: Write the proportion equation
1,403,791.97 : 1,937,232.92 = 759,212.16 : x - Step 2: Convert to fraction form
1,403,791.97/1,937,232.92 = 759,212.16/x - Step 3: Cross multiply
1,403,791.97x = 1,937,232.92 × 759,212.16 - Step 4: Simplify right side
1,403,791.97x = 1,470,770,788,667.29 - Step 5: Solve for x
x = 1,470,770,788,667.29/1,403,791.97 - Step 6: Final answer
x = 1,047,712.78
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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.