Finding the Fourth Proportional to 888,160.20, 1,332,240.30 and 828,673.80
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Solution
The fourth proportional to 888,160.20, 1,332,240.30 and 828,673.80 is: 1,243,010.70
Step by Step Solution
- Step 1: Write the proportion equation
888,160.20 : 1,332,240.30 = 828,673.80 : x - Step 2: Convert to fraction form
888,160.20/1,332,240.30 = 828,673.80/x - Step 3: Cross multiply
888,160.20x = 1,332,240.30 × 828,673.80 - Step 4: Simplify right side
888,160.20x = 1,103,992,631,914.14 - Step 5: Solve for x
x = 1,103,992,631,914.14/888,160.20 - Step 6: Final answer
x = 1,243,010.70
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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.