Finding the Fourth Proportional to 2,801,891.70, 4,202,837.55 and 1,845,297.90
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Solution
The fourth proportional to 2,801,891.70, 4,202,837.55 and 1,845,297.90 is: 2,767,946.85
Step by Step Solution
- Step 1: Write the proportion equation
2,801,891.70 : 4,202,837.55 = 1,845,297.90 : x - Step 2: Convert to fraction form
2,801,891.70/4,202,837.55 = 1,845,297.90/x - Step 3: Cross multiply
2,801,891.70x = 4,202,837.55 × 1,845,297.90 - Step 4: Simplify right side
2,801,891.70x = 7,755,487,305,056.15 - Step 5: Solve for x
x = 7,755,487,305,056.15/2,801,891.70 - Step 6: Final answer
x = 2,767,946.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.