Finding the Fourth Proportional to 1,967,621.48, 2,944,765.70 and 1,209,942.84
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Solution
The fourth proportional to 1,967,621.48, 2,944,765.70 and 1,209,942.84 is: 1,810,814.84
Step by Step Solution
- Step 1: Write the proportion equation
1,967,621.48 : 2,944,765.70 = 1,209,942.84 : x - Step 2: Convert to fraction form
1,967,621.48/2,944,765.70 = 1,209,942.84/x - Step 3: Cross multiply
1,967,621.48x = 2,944,765.70 × 1,209,942.84 - Step 4: Simplify right side
1,967,621.48x = 3,562,998,174,192.59 - Step 5: Solve for x
x = 3,562,998,174,192.59/1,967,621.48 - Step 6: Final answer
x = 1,810,814.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.