Finding the Fourth Proportional to 1,175,791.94, 1,622,610.12 and 659,659.94
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Solution
The fourth proportional to 1,175,791.94, 1,622,610.12 and 659,659.94 is: 910,340.39
Step by Step Solution
- Step 1: Write the proportion equation
1,175,791.94 : 1,622,610.12 = 659,659.94 : x - Step 2: Convert to fraction form
1,175,791.94/1,622,610.12 = 659,659.94/x - Step 3: Cross multiply
1,175,791.94x = 1,622,610.12 × 659,659.94 - Step 4: Simplify right side
1,175,791.94x = 1,070,370,894,402.59 - Step 5: Solve for x
x = 1,070,370,894,402.59/1,175,791.94 - Step 6: Final answer
x = 910,340.39
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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.