Finding the Fourth Proportional to 1,034,625.26, 1,427,907.12 and 626,715.14
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Solution
The fourth proportional to 1,034,625.26, 1,427,907.12 and 626,715.14 is: 864,942.15
Step by Step Solution
- Step 1: Write the proportion equation
1,034,625.26 : 1,427,907.12 = 626,715.14 : x - Step 2: Convert to fraction form
1,034,625.26/1,427,907.12 = 626,715.14/x - Step 3: Cross multiply
1,034,625.26x = 1,427,907.12 × 626,715.14 - Step 4: Simplify right side
1,034,625.26x = 894,891,003,478.26 - Step 5: Solve for x
x = 894,891,003,478.26/1,034,625.26 - Step 6: Final answer
x = 864,942.15
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1.5x scale
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.