Finding the Fourth Proportional to 2,289,882.48, 3,436,114.08 and 2,109,192.54
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Solution
The fourth proportional to 2,289,882.48, 3,436,114.08 and 2,109,192.54 is: 3,164,977.35
Step by Step Solution
- Step 1: Write the proportion equation
2,289,882.48 : 3,436,114.08 = 2,109,192.54 : x - Step 2: Convert to fraction form
2,289,882.48/3,436,114.08 = 2,109,192.54/x - Step 3: Cross multiply
2,289,882.48x = 3,436,114.08 × 2,109,192.54 - Step 4: Simplify right side
2,289,882.48x = 7,247,426,184,124.96 - Step 5: Solve for x
x = 7,247,426,184,124.96/2,289,882.48 - Step 6: Final answer
x = 3,164,977.35
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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.