Finding the Fourth Proportional to 1,190,377.97, 1,642,733.46 and 646,524.38
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Solution
The fourth proportional to 1,190,377.97, 1,642,733.46 and 646,524.38 is: 892,210.09
Step by Step Solution
- Step 1: Write the proportion equation
1,190,377.97 : 1,642,733.46 = 646,524.38 : x - Step 2: Convert to fraction form
1,190,377.97/1,642,733.46 = 646,524.38/x - Step 3: Cross multiply
1,190,377.97x = 1,642,733.46 × 646,524.38 - Step 4: Simplify right side
1,190,377.97x = 1,062,067,235,838.59 - Step 5: Solve for x
x = 1,062,067,235,838.59/1,190,377.97 - Step 6: Final answer
x = 892,210.09
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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.