Finding the Fourth Proportional to 4,115,059.70, 6,176,573.54 and 1,986,637.28
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Solution
The fourth proportional to 4,115,059.70, 6,176,573.54 and 1,986,637.28 is: 2,981,879.28
Step by Step Solution
- Step 1: Write the proportion equation
4,115,059.70 : 6,176,573.54 = 1,986,637.28 : x - Step 2: Convert to fraction form
4,115,059.70/6,176,573.54 = 1,986,637.28/x - Step 3: Cross multiply
4,115,059.70x = 6,176,573.54 × 1,986,637.28 - Step 4: Simplify right side
4,115,059.70x = 12,270,611,247,292.38 - Step 5: Solve for x
x = 12,270,611,247,292.38/4,115,059.70 - Step 6: Final answer
x = 2,981,879.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.