Finding the Fourth Proportional to 957,745.73, 1,436,618.58 and 909,854.53
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Solution
The fourth proportional to 957,745.73, 1,436,618.58 and 909,854.53 is: 1,364,781.78
Step by Step Solution
- Step 1: Write the proportion equation
957,745.73 : 1,436,618.58 = 909,854.53 : x - Step 2: Convert to fraction form
957,745.73/1,436,618.58 = 909,854.53/x - Step 3: Cross multiply
957,745.73x = 1,436,618.58 × 909,854.53 - Step 4: Simplify right side
957,745.73x = 1,307,113,922,895.17 - Step 5: Solve for x
x = 1,307,113,922,895.17/957,745.73 - Step 6: Final answer
x = 1,364,781.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.