Finding the Fourth Proportional to 5,609,648.20, 8,414,909.70 and 2,414,878.60
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Solution
The fourth proportional to 5,609,648.20, 8,414,909.70 and 2,414,878.60 is: 3,622,506.19
Step by Step Solution
- Step 1: Write the proportion equation
5,609,648.20 : 8,414,909.70 = 2,414,878.60 : x - Step 2: Convert to fraction form
5,609,648.20/8,414,909.70 = 2,414,878.60/x - Step 3: Cross multiply
5,609,648.20x = 8,414,909.70 × 2,414,878.60 - Step 4: Simplify right side
5,609,648.20x = 20,320,985,355,462.42 - Step 5: Solve for x
x = 20,320,985,355,462.42/5,609,648.20 - Step 6: Final answer
x = 3,622,506.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.