Finding the Fourth Proportional to 4,203,785.79, 5,801,242.14 and 2,368,266.05
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Solution
The fourth proportional to 4,203,785.79, 5,801,242.14 and 2,368,266.05 is: 3,268,217.15
Step by Step Solution
- Step 1: Write the proportion equation
4,203,785.79 : 5,801,242.14 = 2,368,266.05 : x - Step 2: Convert to fraction form
4,203,785.79/5,801,242.14 = 2,368,266.05/x - Step 3: Cross multiply
4,203,785.79x = 5,801,242.14 × 2,368,266.05 - Step 4: Simplify right side
4,203,785.79x = 13,738,884,822,494.45 - Step 5: Solve for x
x = 13,738,884,822,494.45/4,203,785.79 - Step 6: Final answer
x = 3,268,217.15
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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.