Finding the Fourth Proportional to 1,867,233.60, 2,794,629.60 and 1,643,284.80
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Solution
The fourth proportional to 1,867,233.60, 2,794,629.60 and 1,643,284.80 is: 2,459,452.50
Step by Step Solution
- Step 1: Write the proportion equation
1,867,233.60 : 2,794,629.60 = 1,643,284.80 : x - Step 2: Convert to fraction form
1,867,233.60/2,794,629.60 = 1,643,284.80/x - Step 3: Cross multiply
1,867,233.60x = 2,794,629.60 × 1,643,284.80 - Step 4: Simplify right side
1,867,233.60x = 4,592,372,343,310.08 - Step 5: Solve for x
x = 4,592,372,343,310.08/1,867,233.60 - Step 6: Final answer
x = 2,459,452.50
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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.