Finding the Fourth Proportional to 1,550,878.26, 2,326,427.96 and 413,634.01
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Solution
The fourth proportional to 1,550,878.26, 2,326,427.96 and 413,634.01 is: 620,480.50
Step by Step Solution
- Step 1: Write the proportion equation
1,550,878.26 : 2,326,427.96 = 413,634.01 : x - Step 2: Convert to fraction form
1,550,878.26/2,326,427.96 = 413,634.01/x - Step 3: Cross multiply
1,550,878.26x = 2,326,427.96 × 413,634.01 - Step 4: Simplify right side
1,550,878.26x = 962,289,718,186.68 - Step 5: Solve for x
x = 962,289,718,186.68/1,550,878.26 - Step 6: Final answer
x = 620,480.50
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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.