Finding the Fourth Proportional to 952,716.76, 1,427,740.50 and 715,908.28
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Solution
The fourth proportional to 952,716.76, 1,427,740.50 and 715,908.28 is: 1,072,859.52
Step by Step Solution
- Step 1: Write the proportion equation
952,716.76 : 1,427,740.50 = 715,908.28 : x - Step 2: Convert to fraction form
952,716.76/1,427,740.50 = 715,908.28/x - Step 3: Cross multiply
952,716.76x = 1,427,740.50 × 715,908.28 - Step 4: Simplify right side
952,716.76x = 1,022,131,245,641.34 - Step 5: Solve for x
x = 1,022,131,245,641.34/952,716.76 - Step 6: Final answer
x = 1,072,859.52
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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.