Finding the Fourth Proportional to 3,902,509.64, 5,846,190.14 and 2,875,975.58
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Solution
The fourth proportional to 3,902,509.64, 5,846,190.14 and 2,875,975.58 is: 4,308,381.43
Step by Step Solution
- Step 1: Write the proportion equation
3,902,509.64 : 5,846,190.14 = 2,875,975.58 : x - Step 2: Convert to fraction form
3,902,509.64/5,846,190.14 = 2,875,975.58/x - Step 3: Cross multiply
3,902,509.64x = 5,846,190.14 × 2,875,975.58 - Step 4: Simplify right side
3,902,509.64x = 16,813,500,078,676.78 - Step 5: Solve for x
x = 16,813,500,078,676.78/3,902,509.64 - Step 6: Final answer
x = 4,308,381.43
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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.