Finding the Fourth Proportional to 2,072,330.24, 3,108,936.96 and 1,174,202.24
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Solution
The fourth proportional to 2,072,330.24, 3,108,936.96 and 1,174,202.24 is: 1,761,553.57
Step by Step Solution
- Step 1: Write the proportion equation
2,072,330.24 : 3,108,936.96 = 1,174,202.24 : x - Step 2: Convert to fraction form
2,072,330.24/3,108,936.96 = 1,174,202.24/x - Step 3: Cross multiply
2,072,330.24x = 3,108,936.96 × 1,174,202.24 - Step 4: Simplify right side
2,072,330.24x = 3,650,520,742,450.79 - Step 5: Solve for x
x = 3,650,520,742,450.79/2,072,330.24 - Step 6: Final answer
x = 1,761,553.57
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1.5x scale
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.