Finding the Fourth Proportional to 2,753,064.05, 4,129,596.07 and 1,070,561.21
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Solution
The fourth proportional to 2,753,064.05, 4,129,596.07 and 1,070,561.21 is: 1,605,841.81
Step by Step Solution
- Step 1: Write the proportion equation
2,753,064.05 : 4,129,596.07 = 1,070,561.21 : x - Step 2: Convert to fraction form
2,753,064.05/4,129,596.07 = 1,070,561.21/x - Step 3: Cross multiply
2,753,064.05x = 4,129,596.07 × 1,070,561.21 - Step 4: Simplify right side
2,753,064.05x = 4,420,985,342,186.06 - Step 5: Solve for x
x = 4,420,985,342,186.06/2,753,064.05 - Step 6: Final answer
x = 1,605,841.81
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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.