Finding the Fourth Proportional to 4,295,939.76, 5,926,921.61 and 2,663,759.79
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Solution
The fourth proportional to 4,295,939.76, 5,926,921.61 and 2,663,759.79 is: 3,675,073.75
Step by Step Solution
- Step 1: Write the proportion equation
4,295,939.76 : 5,926,921.61 = 2,663,759.79 : x - Step 2: Convert to fraction form
4,295,939.76/5,926,921.61 = 2,663,759.79/x - Step 3: Cross multiply
4,295,939.76x = 5,926,921.61 × 2,663,759.79 - Step 4: Simplify right side
4,295,939.76x = 15,787,895,449,881.26 - Step 5: Solve for x
x = 15,787,895,449,881.26/4,295,939.76 - Step 6: Final answer
x = 3,675,073.75
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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.