Finding the Fourth Proportional to 1,620,330.94, 2,430,620.46 and 483,006.19
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Solution
The fourth proportional to 1,620,330.94, 2,430,620.46 and 483,006.19 is: 724,546.26
Step by Step Solution
- Step 1: Write the proportion equation
1,620,330.94 : 2,430,620.46 = 483,006.19 : x - Step 2: Convert to fraction form
1,620,330.94/2,430,620.46 = 483,006.19/x - Step 3: Cross multiply
1,620,330.94x = 2,430,620.46 × 483,006.19 - Step 4: Simplify right side
1,620,330.94x = 1,174,004,726,201.51 - Step 5: Solve for x
x = 1,174,004,726,201.51/1,620,330.94 - Step 6: Final answer
x = 724,546.26
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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.