Finding the Fourth Proportional to 2,837,527.44, 4,256,172.08 and 1,320,688.64
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Solution
The fourth proportional to 2,837,527.44, 4,256,172.08 and 1,320,688.64 is: 1,980,977.54
Step by Step Solution
- Step 1: Write the proportion equation
2,837,527.44 : 4,256,172.08 = 1,320,688.64 : x - Step 2: Convert to fraction form
2,837,527.44/4,256,172.08 = 1,320,688.64/x - Step 3: Cross multiply
2,837,527.44x = 4,256,172.08 × 1,320,688.64 - Step 4: Simplify right side
2,837,527.44x = 5,621,078,115,941.17 - Step 5: Solve for x
x = 5,621,078,115,941.17/2,837,527.44 - Step 6: Final answer
x = 1,980,977.54
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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.