Finding the Fourth Proportional to 5,768,354.20, 8,652,531.30 and 2,402,123.80
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Solution
The fourth proportional to 5,768,354.20, 8,652,531.30 and 2,402,123.80 is: 3,603,185.70
Step by Step Solution
- Step 1: Write the proportion equation
5,768,354.20 : 8,652,531.30 = 2,402,123.80 : x - Step 2: Convert to fraction form
5,768,354.20/8,652,531.30 = 2,402,123.80/x - Step 3: Cross multiply
5,768,354.20x = 8,652,531.30 × 2,402,123.80 - Step 4: Simplify right side
5,768,354.20x = 20,784,451,365,974.94 - Step 5: Solve for x
x = 20,784,451,365,974.94/5,768,354.20 - Step 6: Final answer
x = 3,603,185.70
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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.