Finding the Fourth Proportional to 5,463,432.80, 8,184,704.40 and 2,938,248.80
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Solution
The fourth proportional to 5,463,432.80, 8,184,704.40 and 2,938,248.80 is: 4,401,755.96
Step by Step Solution
- Step 1: Write the proportion equation
5,463,432.80 : 8,184,704.40 = 2,938,248.80 : x - Step 2: Convert to fraction form
5,463,432.80/8,184,704.40 = 2,938,248.80/x - Step 3: Cross multiply
5,463,432.80x = 8,184,704.40 × 2,938,248.80 - Step 4: Simplify right side
5,463,432.80x = 24,048,697,881,654.72 - Step 5: Solve for x
x = 24,048,697,881,654.72/5,463,432.80 - Step 6: Final answer
x = 4,401,755.96
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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.