Finding the Fourth Proportional to 2,171,020.92, 3,252,420.96 and 1,449,186.08
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Solution
The fourth proportional to 2,171,020.92, 3,252,420.96 and 1,449,186.08 is: 2,171,035.36
Step by Step Solution
- Step 1: Write the proportion equation
2,171,020.92 : 3,252,420.96 = 1,449,186.08 : x - Step 2: Convert to fraction form
2,171,020.92/3,252,420.96 = 1,449,186.08/x - Step 3: Cross multiply
2,171,020.92x = 3,252,420.96 × 1,449,186.08 - Step 4: Simplify right side
2,171,020.92x = 4,713,363,181,532.24 - Step 5: Solve for x
x = 4,713,363,181,532.24/2,171,020.92 - Step 6: Final answer
x = 2,171,035.36
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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.