Finding the Fourth Proportional to 2,074,777.26, 2,863,205.10 and 1,157,064.34
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Solution
The fourth proportional to 2,074,777.26, 2,863,205.10 and 1,157,064.34 is: 1,596,755.75
Step by Step Solution
- Step 1: Write the proportion equation
2,074,777.26 : 2,863,205.10 = 1,157,064.34 : x - Step 2: Convert to fraction form
2,074,777.26/2,863,205.10 = 1,157,064.34/x - Step 3: Cross multiply
2,074,777.26x = 2,863,205.10 × 1,157,064.34 - Step 4: Simplify right side
2,074,777.26x = 3,312,912,519,316.13 - Step 5: Solve for x
x = 3,312,912,519,316.13/2,074,777.26 - Step 6: Final answer
x = 1,596,755.75
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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.