Finding the Fourth Proportional to 2,224,453.35, 3,069,626.29 and 1,257,525.97
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Solution
The fourth proportional to 2,224,453.35, 3,069,626.29 and 1,257,525.97 is: 1,735,318.38
Step by Step Solution
- Step 1: Write the proportion equation
2,224,453.35 : 3,069,626.29 = 1,257,525.97 : x - Step 2: Convert to fraction form
2,224,453.35/3,069,626.29 = 1,257,525.97/x - Step 3: Cross multiply
2,224,453.35x = 3,069,626.29 × 1,257,525.97 - Step 4: Simplify right side
2,224,453.35x = 3,860,134,777,869.75 - Step 5: Solve for x
x = 3,860,134,777,869.75/2,224,453.35 - Step 6: Final answer
x = 1,735,318.38
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1.5x scale
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.