Finding the Fourth Proportional to 3,589,905.28, 5,384,133.60 and 1,314,652.99
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Solution
The fourth proportional to 3,589,905.28, 5,384,133.60 and 1,314,652.99 is: 1,971,714.23
Step by Step Solution
- Step 1: Write the proportion equation
3,589,905.28 : 5,384,133.60 = 1,314,652.99 : x - Step 2: Convert to fraction form
3,589,905.28/5,384,133.60 = 1,314,652.99/x - Step 3: Cross multiply
3,589,905.28x = 5,384,133.60 × 1,314,652.99 - Step 4: Simplify right side
3,589,905.28x = 7,078,267,335,799.46 - Step 5: Solve for x
x = 7,078,267,335,799.46/3,589,905.28 - Step 6: Final answer
x = 1,971,714.23
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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.