Finding the Fourth Proportional to 4,477,273.60, 6,715,132.80 and 1,635,923.20
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Solution
The fourth proportional to 4,477,273.60, 6,715,132.80 and 1,635,923.20 is: 2,453,600.68
Step by Step Solution
- Step 1: Write the proportion equation
4,477,273.60 : 6,715,132.80 = 1,635,923.20 : x - Step 2: Convert to fraction form
4,477,273.60/6,715,132.80 = 1,635,923.20/x - Step 3: Cross multiply
4,477,273.60x = 6,715,132.80 × 1,635,923.20 - Step 4: Simplify right side
4,477,273.60x = 10,985,441,538,600.96 - Step 5: Solve for x
x = 10,985,441,538,600.96/4,477,273.60 - Step 6: Final answer
x = 2,453,600.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.