Finding the Fourth Proportional to 2,201,716.12, 3,302,902.50 and 781,653.28
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Solution
The fourth proportional to 2,201,716.12, 3,302,902.50 and 781,653.28 is: 1,172,596.48
Step by Step Solution
- Step 1: Write the proportion equation
2,201,716.12 : 3,302,902.50 = 781,653.28 : x - Step 2: Convert to fraction form
2,201,716.12/3,302,902.50 = 781,653.28/x - Step 3: Cross multiply
2,201,716.12x = 3,302,902.50 × 781,653.28 - Step 4: Simplify right side
2,201,716.12x = 2,581,724,572,645.20 - Step 5: Solve for x
x = 2,581,724,572,645.20/2,201,716.12 - Step 6: Final answer
x = 1,172,596.48
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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.