Finding the Fourth Proportional to 750,902.22, 1,126,357.14 and 189,937.26
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Solution
The fourth proportional to 750,902.22, 1,126,357.14 and 189,937.26 is: 284,906.85
Step by Step Solution
- Step 1: Write the proportion equation
750,902.22 : 1,126,357.14 = 189,937.26 : x - Step 2: Convert to fraction form
750,902.22/1,126,357.14 = 189,937.26/x - Step 3: Cross multiply
750,902.22x = 1,126,357.14 × 189,937.26 - Step 4: Simplify right side
750,902.22x = 213,937,188,953.04 - Step 5: Solve for x
x = 213,937,188,953.04/750,902.22 - Step 6: Final answer
x = 284,906.85
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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.