Finding the Fourth Proportional to 2,863,162.94, 3,951,240.30 and 1,574,035.79
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Solution
The fourth proportional to 2,863,162.94, 3,951,240.30 and 1,574,035.79 is: 2,172,210.86
Step by Step Solution
- Step 1: Write the proportion equation
2,863,162.94 : 3,951,240.30 = 1,574,035.79 : x - Step 2: Convert to fraction form
2,863,162.94/3,951,240.30 = 1,574,035.79/x - Step 3: Cross multiply
2,863,162.94x = 3,951,240.30 × 1,574,035.79 - Step 4: Simplify right side
2,863,162.94x = 6,219,393,627,334.14 - Step 5: Solve for x
x = 6,219,393,627,334.14/2,863,162.94 - Step 6: Final answer
x = 2,172,210.86
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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.