Finding the Fourth Proportional to 3,201,815.67, 4,795,026.58 and 1,831,436.00
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Solution
The fourth proportional to 3,201,815.67, 4,795,026.58 and 1,831,436.00 is: 2,742,751.37
Step by Step Solution
- Step 1: Write the proportion equation
3,201,815.67 : 4,795,026.58 = 1,831,436.00 : x - Step 2: Convert to fraction form
3,201,815.67/4,795,026.58 = 1,831,436.00/x - Step 3: Cross multiply
3,201,815.67x = 4,795,026.58 × 1,831,436.00 - Step 4: Simplify right side
3,201,815.67x = 8,781,784,311,556.45 - Step 5: Solve for x
x = 8,781,784,311,556.45/3,201,815.67 - Step 6: Final answer
x = 2,742,751.37
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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.