Finding the Fourth Proportional to 2,448,190.80, 3,672,869.40 and 1,184,979.60
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Solution
The fourth proportional to 2,448,190.80, 3,672,869.40 and 1,184,979.60 is: 1,777,751.68
Step by Step Solution
- Step 1: Write the proportion equation
2,448,190.80 : 3,672,869.40 = 1,184,979.60 : x - Step 2: Convert to fraction form
2,448,190.80/3,672,869.40 = 1,184,979.60/x - Step 3: Cross multiply
2,448,190.80x = 3,672,869.40 × 1,184,979.60 - Step 4: Simplify right side
2,448,190.80x = 4,352,275,312,464.24 - Step 5: Solve for x
x = 4,352,275,312,464.24/2,448,190.80 - Step 6: Final answer
x = 1,777,751.68
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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.