Finding the Fourth Proportional to 6,190,253.42, 8,542,816.52 and 3,436,941.21
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Solution
The fourth proportional to 6,190,253.42, 8,542,816.52 and 3,436,941.21 is: 4,743,127.00
Step by Step Solution
- Step 1: Write the proportion equation
6,190,253.42 : 8,542,816.52 = 3,436,941.21 : x - Step 2: Convert to fraction form
6,190,253.42/8,542,816.52 = 3,436,941.21/x - Step 3: Cross multiply
6,190,253.42x = 8,542,816.52 × 3,436,941.21 - Step 4: Simplify right side
6,190,253.42x = 29,361,158,129,872.09 - Step 5: Solve for x
x = 29,361,158,129,872.09/6,190,253.42 - Step 6: Final answer
x = 4,743,127.00
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1.5x scale
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.