Finding the Fourth Proportional to 4,620,365.64, 6,373,544.74 and 2,686,412.44
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Solution
The fourth proportional to 4,620,365.64, 6,373,544.74 and 2,686,412.44 is: 3,705,760.80
Step by Step Solution
- Step 1: Write the proportion equation
4,620,365.64 : 6,373,544.74 = 2,686,412.44 : x - Step 2: Convert to fraction form
4,620,365.64/6,373,544.74 = 2,686,412.44/x - Step 3: Cross multiply
4,620,365.64x = 6,373,544.74 × 2,686,412.44 - Step 4: Simplify right side
4,620,365.64x = 17,121,969,876,432.57 - Step 5: Solve for x
x = 17,121,969,876,432.57/4,620,365.64 - Step 6: Final answer
x = 3,705,760.80
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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.