Finding the Fourth Proportional to 2,425,449.84, 3,640,698.12 and 1,786,475.12
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Solution
The fourth proportional to 2,425,449.84, 3,640,698.12 and 1,786,475.12 is: 2,681,571.27
Step by Step Solution
- Step 1: Write the proportion equation
2,425,449.84 : 3,640,698.12 = 1,786,475.12 : x - Step 2: Convert to fraction form
2,425,449.84/3,640,698.12 = 1,786,475.12/x - Step 3: Cross multiply
2,425,449.84x = 3,640,698.12 × 1,786,475.12 - Step 4: Simplify right side
2,425,449.84x = 6,504,016,610,810.78 - Step 5: Solve for x
x = 6,504,016,610,810.78/2,425,449.84 - Step 6: Final answer
x = 2,681,571.27
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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.