Finding the Fourth Proportional to 957,746.73, 1,436,620.08 and 909,855.53
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Solution
The fourth proportional to 957,746.73, 1,436,620.08 and 909,855.53 is: 1,364,783.28
Step by Step Solution
- Step 1: Write the proportion equation
957,746.73 : 1,436,620.08 = 909,855.53 : x - Step 2: Convert to fraction form
957,746.73/1,436,620.08 = 909,855.53/x - Step 3: Cross multiply
957,746.73x = 1,436,620.08 × 909,855.53 - Step 4: Simplify right side
957,746.73x = 1,307,116,724,297.04 - Step 5: Solve for x
x = 1,307,116,724,297.04/957,746.73 - Step 6: Final answer
x = 1,364,783.28
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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.