Finding the Fourth Proportional to 1,450,206.14, 2,174,543.69 and 490,331.84
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Solution
The fourth proportional to 1,450,206.14, 2,174,543.69 and 490,331.84 is: 735,238.92
Step by Step Solution
- Step 1: Write the proportion equation
1,450,206.14 : 2,174,543.69 = 490,331.84 : x - Step 2: Convert to fraction form
1,450,206.14/2,174,543.69 = 490,331.84/x - Step 3: Cross multiply
1,450,206.14x = 2,174,543.69 × 490,331.84 - Step 4: Simplify right side
1,450,206.14x = 1,066,247,995,353.71 - Step 5: Solve for x
x = 1,066,247,995,353.71/1,450,206.14 - Step 6: Final answer
x = 735,238.92
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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.