Finding the Fourth Proportional to 2,863,544.16, 3,951,455.76 and 1,685,955.84
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Solution
The fourth proportional to 2,863,544.16, 3,951,455.76 and 1,685,955.84 is: 2,326,480.58
Step by Step Solution
- Step 1: Write the proportion equation
2,863,544.16 : 3,951,455.76 = 1,685,955.84 : x - Step 2: Convert to fraction form
2,863,544.16/3,951,455.76 = 1,685,955.84/x - Step 3: Cross multiply
2,863,544.16x = 3,951,455.76 × 1,685,955.84 - Step 4: Simplify right side
2,863,544.16x = 6,661,979,900,255.68 - Step 5: Solve for x
x = 6,661,979,900,255.68/2,863,544.16 - Step 6: Final answer
x = 2,326,480.58
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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.