Finding the Fourth Proportional to 3,290,364.58, 4,540,617.72 and 1,820,327.44
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Solution
The fourth proportional to 3,290,364.58, 4,540,617.72 and 1,820,327.44 is: 2,512,004.62
Step by Step Solution
- Step 1: Write the proportion equation
3,290,364.58 : 4,540,617.72 = 1,820,327.44 : x - Step 2: Convert to fraction form
3,290,364.58/4,540,617.72 = 1,820,327.44/x - Step 3: Cross multiply
3,290,364.58x = 4,540,617.72 × 1,820,327.44 - Step 4: Simplify right side
3,290,364.58x = 8,265,411,030,266.24 - Step 5: Solve for x
x = 8,265,411,030,266.24/3,290,364.58 - Step 6: Final answer
x = 2,512,004.62
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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.