Finding the Fourth Proportional to 1,620,177.63, 2,430,236.34 and 483,710.37
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Solution
The fourth proportional to 1,620,177.63, 2,430,236.34 and 483,710.37 is: 725,556.57
Step by Step Solution
- Step 1: Write the proportion equation
1,620,177.63 : 2,430,236.34 = 483,710.37 : x - Step 2: Convert to fraction form
1,620,177.63/2,430,236.34 = 483,710.37/x - Step 3: Cross multiply
1,620,177.63x = 2,430,236.34 × 483,710.37 - Step 4: Simplify right side
1,620,177.63x = 1,175,530,519,208.85 - Step 5: Solve for x
x = 1,175,530,519,208.85/1,620,177.63 - Step 6: Final answer
x = 725,556.57
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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.