Finding the Fourth Proportional to 5,651,513.44, 7,798,851.60 and 3,204,289.12
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Solution
The fourth proportional to 5,651,513.44, 7,798,851.60 and 3,204,289.12 is: 4,421,784.64
Step by Step Solution
- Step 1: Write the proportion equation
5,651,513.44 : 7,798,851.60 = 3,204,289.12 : x - Step 2: Convert to fraction form
5,651,513.44/7,798,851.60 = 3,204,289.12/x - Step 3: Cross multiply
5,651,513.44x = 7,798,851.60 × 3,204,289.12 - Step 4: Simplify right side
5,651,513.44x = 24,989,775,330,374.59 - Step 5: Solve for x
x = 24,989,775,330,374.59/5,651,513.44 - Step 6: Final answer
x = 4,421,784.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.