Finding the Fourth Proportional to 1,079,917.11, 1,620,225.68 and 369,951.39
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Solution
The fourth proportional to 1,079,917.11, 1,620,225.68 and 369,951.39 is: 555,046.99
Step by Step Solution
- Step 1: Write the proportion equation
1,079,917.11 : 1,620,225.68 = 369,951.39 : x - Step 2: Convert to fraction form
1,079,917.11/1,620,225.68 = 369,951.39/x - Step 3: Cross multiply
1,079,917.11x = 1,620,225.68 × 369,951.39 - Step 4: Simplify right side
1,079,917.11x = 599,404,740,579.94 - Step 5: Solve for x
x = 599,404,740,579.94/1,079,917.11 - Step 6: Final answer
x = 555,046.99
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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.