Finding the Fourth Proportional to 3,198,629.80, 4,808,442.30 and 2,258,511.40
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Solution
The fourth proportional to 3,198,629.80, 4,808,442.30 and 2,258,511.40 is: 3,395,179.32
Step by Step Solution
- Step 1: Write the proportion equation
3,198,629.80 : 4,808,442.30 = 2,258,511.40 : x - Step 2: Convert to fraction form
3,198,629.80/4,808,442.30 = 2,258,511.40/x - Step 3: Cross multiply
3,198,629.80x = 4,808,442.30 × 2,258,511.40 - Step 4: Simplify right side
3,198,629.80x = 10,859,921,750,792.22 - Step 5: Solve for x
x = 10,859,921,750,792.22/3,198,629.80 - Step 6: Final answer
x = 3,395,179.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.