Finding the Fourth Proportional to 1,595,320.20, 2,201,548.80 and 870,183.49
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Solution
The fourth proportional to 1,595,320.20, 2,201,548.80 and 870,183.49 is: 1,200,856.99
Step by Step Solution
- Step 1: Write the proportion equation
1,595,320.20 : 2,201,548.80 = 870,183.49 : x - Step 2: Convert to fraction form
1,595,320.20/2,201,548.80 = 870,183.49/x - Step 3: Cross multiply
1,595,320.20x = 2,201,548.80 × 870,183.49 - Step 4: Simplify right side
1,595,320.20x = 1,915,751,418,189.31 - Step 5: Solve for x
x = 1,915,751,418,189.31/1,595,320.20 - Step 6: Final answer
x = 1,200,856.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.