Finding the Fourth Proportional to 4,876,692.12, 6,729,764.04 and 2,701,228.14
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Solution
The fourth proportional to 4,876,692.12, 6,729,764.04 and 2,701,228.14 is: 3,727,655.46
Step by Step Solution
- Step 1: Write the proportion equation
4,876,692.12 : 6,729,764.04 = 2,701,228.14 : x - Step 2: Convert to fraction form
4,876,692.12/6,729,764.04 = 2,701,228.14/x - Step 3: Cross multiply
4,876,692.12x = 6,729,764.04 × 2,701,228.14 - Step 4: Simplify right side
4,876,692.12x = 18,178,628,000,408.09 - Step 5: Solve for x
x = 18,178,628,000,408.09/4,876,692.12 - Step 6: Final answer
x = 3,727,655.46
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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.