Finding the Fourth Proportional to 2,845,047.14, 3,930,585.84 and 2,385,449.12
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Solution
The fourth proportional to 2,845,047.14, 3,930,585.84 and 2,385,449.12 is: 3,295,626.42
Step by Step Solution
- Step 1: Write the proportion equation
2,845,047.14 : 3,930,585.84 = 2,385,449.12 : x - Step 2: Convert to fraction form
2,845,047.14/3,930,585.84 = 2,385,449.12/x - Step 3: Cross multiply
2,845,047.14x = 3,930,585.84 × 2,385,449.12 - Step 4: Simplify right side
2,845,047.14x = 9,376,212,533,112.46 - Step 5: Solve for x
x = 9,376,212,533,112.46/2,845,047.14 - Step 6: Final answer
x = 3,295,626.42
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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.