Finding the Fourth Proportional to 3,768,396.03, 5,200,237.13 and 2,049,516.09
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Solution
The fourth proportional to 3,768,396.03, 5,200,237.13 and 2,049,516.09 is: 2,828,250.95
Step by Step Solution
- Step 1: Write the proportion equation
3,768,396.03 : 5,200,237.13 = 2,049,516.09 : x - Step 2: Convert to fraction form
3,768,396.03/5,200,237.13 = 2,049,516.09/x - Step 3: Cross multiply
3,768,396.03x = 5,200,237.13 × 2,049,516.09 - Step 4: Simplify right side
3,768,396.03x = 10,657,969,659,502.84 - Step 5: Solve for x
x = 10,657,969,659,502.84/3,768,396.03 - Step 6: Final answer
x = 2,828,250.95
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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.