Finding the Fourth Proportional to 1,694,396.17, 2,338,202.86 and 920,010.26
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Solution
The fourth proportional to 1,694,396.17, 2,338,202.86 and 920,010.26 is: 1,269,579.49
Step by Step Solution
- Step 1: Write the proportion equation
1,694,396.17 : 2,338,202.86 = 920,010.26 : x - Step 2: Convert to fraction form
1,694,396.17/2,338,202.86 = 920,010.26/x - Step 3: Cross multiply
1,694,396.17x = 2,338,202.86 × 920,010.26 - Step 4: Simplify right side
1,694,396.17x = 2,151,170,626,701.11 - Step 5: Solve for x
x = 2,151,170,626,701.11/1,694,396.17 - Step 6: Final answer
x = 1,269,579.49
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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.