Finding the Fourth Proportional to 1,154,630.24, 1,593,362.21 and 645,380.00
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Solution
The fourth proportional to 1,154,630.24, 1,593,362.21 and 645,380.00 is: 890,609.02
Step by Step Solution
- Step 1: Write the proportion equation
1,154,630.24 : 1,593,362.21 = 645,380.00 : x - Step 2: Convert to fraction form
1,154,630.24/1,593,362.21 = 645,380.00/x - Step 3: Cross multiply
1,154,630.24x = 1,593,362.21 × 645,380.00 - Step 4: Simplify right side
1,154,630.24x = 1,028,324,103,846.31 - Step 5: Solve for x
x = 1,028,324,103,846.31/1,154,630.24 - Step 6: Final answer
x = 890,609.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.