Finding the Fourth Proportional to 5,890,972.80, 8,841,124.80 and 2,298,460.80
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Solution
The fourth proportional to 5,890,972.80, 8,841,124.80 and 2,298,460.80 is: 3,449,511.56
Step by Step Solution
- Step 1: Write the proportion equation
5,890,972.80 : 8,841,124.80 = 2,298,460.80 : x - Step 2: Convert to fraction form
5,890,972.80/8,841,124.80 = 2,298,460.80/x - Step 3: Cross multiply
5,890,972.80x = 8,841,124.80 × 2,298,460.80 - Step 4: Simplify right side
5,890,972.80x = 20,320,978,780,707.84 - Step 5: Solve for x
x = 20,320,978,780,707.84/5,890,972.80 - Step 6: Final answer
x = 3,449,511.56
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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.