Finding the Fourth Proportional to 3,326,310.80, 4,590,305.00 and 1,798,414.28
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Solution
The fourth proportional to 3,326,310.80, 4,590,305.00 and 1,798,414.28 is: 2,481,809.59
Step by Step Solution
- Step 1: Write the proportion equation
3,326,310.80 : 4,590,305.00 = 1,798,414.28 : x - Step 2: Convert to fraction form
3,326,310.80/4,590,305.00 = 1,798,414.28/x - Step 3: Cross multiply
3,326,310.80x = 4,590,305.00 × 1,798,414.28 - Step 4: Simplify right side
3,326,310.80x = 8,255,270,029,611.80 - Step 5: Solve for x
x = 8,255,270,029,611.80/3,326,310.80 - Step 6: Final answer
x = 2,481,809.59
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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.