Finding the Fourth Proportional to 4,518,119.28, 6,775,675.44 and 1,821,748.08
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Solution
The fourth proportional to 4,518,119.28, 6,775,675.44 and 1,821,748.08 is: 2,732,015.90
Step by Step Solution
- Step 1: Write the proportion equation
4,518,119.28 : 6,775,675.44 = 1,821,748.08 : x - Step 2: Convert to fraction form
4,518,119.28/6,775,675.44 = 1,821,748.08/x - Step 3: Cross multiply
4,518,119.28x = 6,775,675.44 × 1,821,748.08 - Step 4: Simplify right side
4,518,119.28x = 12,343,573,723,523.16 - Step 5: Solve for x
x = 12,343,573,723,523.16/4,518,119.28 - Step 6: Final answer
x = 2,732,015.90
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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.