Finding the Fourth Proportional to 6,227,600.80, 9,341,692.80 and 1,968,102.40
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Solution
The fourth proportional to 6,227,600.80, 9,341,692.80 and 1,968,102.40 is: 2,952,245.75
Step by Step Solution
- Step 1: Write the proportion equation
6,227,600.80 : 9,341,692.80 = 1,968,102.40 : x - Step 2: Convert to fraction form
6,227,600.80/9,341,692.80 = 1,968,102.40/x - Step 3: Cross multiply
6,227,600.80x = 9,341,692.80 × 1,968,102.40 - Step 4: Simplify right side
6,227,600.80x = 18,385,408,019,742.72 - Step 5: Solve for x
x = 18,385,408,019,742.72/6,227,600.80 - Step 6: Final answer
x = 2,952,245.75
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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.