Finding the Fourth Proportional to 1,618,632.99, 2,427,719.24 and 659,507.13
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Solution
The fourth proportional to 1,618,632.99, 2,427,719.24 and 659,507.13 is: 989,166.88
Step by Step Solution
- Step 1: Write the proportion equation
1,618,632.99 : 2,427,719.24 = 659,507.13 : x - Step 2: Convert to fraction form
1,618,632.99/2,427,719.24 = 659,507.13/x - Step 3: Cross multiply
1,618,632.99x = 2,427,719.24 × 659,507.13 - Step 4: Simplify right side
1,618,632.99x = 1,601,098,150,066.95 - Step 5: Solve for x
x = 1,601,098,150,066.95/1,618,632.99 - Step 6: Final answer
x = 989,166.88
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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.