Finding the Fourth Proportional to 2,766,711.14, 4,149,755.07 and 745,103.02
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Solution
The fourth proportional to 2,766,711.14, 4,149,755.07 and 745,103.02 is: 1,117,570.60
Step by Step Solution
- Step 1: Write the proportion equation
2,766,711.14 : 4,149,755.07 = 745,103.02 : x - Step 2: Convert to fraction form
2,766,711.14/4,149,755.07 = 745,103.02/x - Step 3: Cross multiply
2,766,711.14x = 4,149,755.07 × 745,103.02 - Step 4: Simplify right side
2,766,711.14x = 3,091,995,031,625.18 - Step 5: Solve for x
x = 3,091,995,031,625.18/2,766,711.14 - Step 6: Final answer
x = 1,117,570.60
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1.5x scale
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.