Finding the Fourth Proportional to 2,034,914.25, 2,808,192.60 and 1,271,410.68
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Solution
The fourth proportional to 2,034,914.25, 2,808,192.60 and 1,271,410.68 is: 1,754,553.57
Step by Step Solution
- Step 1: Write the proportion equation
2,034,914.25 : 2,808,192.60 = 1,271,410.68 : x - Step 2: Convert to fraction form
2,034,914.25/2,808,192.60 = 1,271,410.68/x - Step 3: Cross multiply
2,034,914.25x = 2,808,192.60 × 1,271,410.68 - Step 4: Simplify right side
2,034,914.25x = 3,570,366,063,136.97 - Step 5: Solve for x
x = 3,570,366,063,136.97/2,034,914.25 - Step 6: Final answer
x = 1,754,553.57
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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.