Finding the Fourth Proportional to 2,269,000.25, 3,131,220.35 and 1,250,405
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Solution
The fourth proportional to 2,269,000.25, 3,131,220.35 and 1,250,405 is: 1,725,558.90
Step by Step Solution
- Step 1: Write the proportion equation
2,269,000.25 : 3,131,220.35 = 1,250,405 : x - Step 2: Convert to fraction form
2,269,000.25/3,131,220.35 = 1,250,405/x - Step 3: Cross multiply
2,269,000.25x = 3,131,220.35 × 1,250,405 - Step 4: Simplify right side
2,269,000.25x = 3,915,293,581,741.75 - Step 5: Solve for x
x = 3,915,293,581,741.75/2,269,000.25 - Step 6: Final answer
x = 1,725,558.90
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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.