Finding the Fourth Proportional to 1,656,701.22, 2,481,409.26 and 1,369,132.62
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Solution
The fourth proportional to 1,656,701.22, 2,481,409.26 and 1,369,132.62 is: 2,050,688.63
Step by Step Solution
- Step 1: Write the proportion equation
1,656,701.22 : 2,481,409.26 = 1,369,132.62 : x - Step 2: Convert to fraction form
1,656,701.22/2,481,409.26 = 1,369,132.62/x - Step 3: Cross multiply
1,656,701.22x = 2,481,409.26 × 1,369,132.62 - Step 4: Simplify right side
1,656,701.22x = 3,397,378,361,436.06 - Step 5: Solve for x
x = 3,397,378,361,436.06/1,656,701.22 - Step 6: Final answer
x = 2,050,688.63
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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.