Finding the Fourth Proportional to 691,083.40, 1,036,625.10 and 682,226.05
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Solution
The fourth proportional to 691,083.40, 1,036,625.10 and 682,226.05 is: 1,023,339.08
Step by Step Solution
- Step 1: Write the proportion equation
691,083.40 : 1,036,625.10 = 682,226.05 : x - Step 2: Convert to fraction form
691,083.40/1,036,625.10 = 682,226.05/x - Step 3: Cross multiply
691,083.40x = 1,036,625.10 × 682,226.05 - Step 4: Simplify right side
691,083.40x = 707,212,647,303.86 - Step 5: Solve for x
x = 707,212,647,303.86/691,083.40 - Step 6: Final answer
x = 1,023,339.08
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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.