Finding the Fourth Proportional to 827,231.40, 1,155,762 and 827,231.40
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Solution
The fourth proportional to 827,231.40, 1,155,762 and 827,231.40 is: 1,155,762
Step by Step Solution
- Step 1: Write the proportion equation
827,231.40 : 1,155,762 = 827,231.40 : x - Step 2: Convert to fraction form
827,231.40/1,155,762 = 827,231.40/x - Step 3: Cross multiply
827,231.40x = 1,155,762 × 827,231.40 - Step 4: Simplify right side
827,231.40x = 956,082,617,326.80 - Step 5: Solve for x
x = 956,082,617,326.80/827,231.40 - Step 6: Final answer
x = 1,155,762
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.