Finding the Fourth Proportional to 4,021,211.60, 6,031,817.40 and 3,847,029.20
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Solution
The fourth proportional to 4,021,211.60, 6,031,817.40 and 3,847,029.20 is: 5,770,543.80
Step by Step Solution
- Step 1: Write the proportion equation
4,021,211.60 : 6,031,817.40 = 3,847,029.20 : x - Step 2: Convert to fraction form
4,021,211.60/6,031,817.40 = 3,847,029.20/x - Step 3: Cross multiply
4,021,211.60x = 6,031,817.40 × 3,847,029.20 - Step 4: Simplify right side
4,021,211.60x = 23,204,577,666,868.08 - Step 5: Solve for x
x = 23,204,577,666,868.08/4,021,211.60 - Step 6: Final answer
x = 5,770,543.80
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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.