Finding the Fourth Proportional to 1,126,166.24, 1,554,110.07 and 616,877.12
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Solution
The fourth proportional to 1,126,166.24, 1,554,110.07 and 616,877.12 is: 851,290.79
Step by Step Solution
- Step 1: Write the proportion equation
1,126,166.24 : 1,554,110.07 = 616,877.12 : x - Step 2: Convert to fraction form
1,126,166.24/1,554,110.07 = 616,877.12/x - Step 3: Cross multiply
1,126,166.24x = 1,554,110.07 × 616,877.12 - Step 4: Simplify right side
1,126,166.24x = 958,694,944,144.60 - Step 5: Solve for x
x = 958,694,944,144.60/1,126,166.24 - Step 6: Final answer
x = 851,290.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.