Finding the Fourth Proportional to 1,694,310.35, 2,338,137.77 and 969,170.18
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Solution
The fourth proportional to 1,694,310.35, 2,338,137.77 and 969,170.18 is: 1,337,448.83
Step by Step Solution
- Step 1: Write the proportion equation
1,694,310.35 : 2,338,137.77 = 969,170.18 : x - Step 2: Convert to fraction form
1,694,310.35/2,338,137.77 = 969,170.18/x - Step 3: Cross multiply
1,694,310.35x = 2,338,137.77 × 969,170.18 - Step 4: Simplify right side
1,694,310.35x = 2,266,053,404,415.19 - Step 5: Solve for x
x = 2,266,053,404,415.19/1,694,310.35 - Step 6: Final answer
x = 1,337,448.83
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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.