Finding the Fourth Proportional to 1,518,808.19, 2,278,214.51 and 620,249.94
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Solution
The fourth proportional to 1,518,808.19, 2,278,214.51 and 620,249.94 is: 930,375.82
Step by Step Solution
- Step 1: Write the proportion equation
1,518,808.19 : 2,278,214.51 = 620,249.94 : x - Step 2: Convert to fraction form
1,518,808.19/2,278,214.51 = 620,249.94/x - Step 3: Cross multiply
1,518,808.19x = 2,278,214.51 × 620,249.94 - Step 4: Simplify right side
1,518,808.19x = 1,413,062,410,033.38 - Step 5: Solve for x
x = 1,413,062,410,033.38/1,518,808.19 - Step 6: Final answer
x = 930,375.82
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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.