Finding the Fourth Proportional to 6,394,490.40, 9,590,860.08 and 2,134,561.44
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Solution
The fourth proportional to 6,394,490.40, 9,590,860.08 and 2,134,561.44 is: 3,201,549.90
Step by Step Solution
- Step 1: Write the proportion equation
6,394,490.40 : 9,590,860.08 = 2,134,561.44 : x - Step 2: Convert to fraction form
6,394,490.40/9,590,860.08 = 2,134,561.44/x - Step 3: Cross multiply
6,394,490.40x = 9,590,860.08 × 2,134,561.44 - Step 4: Simplify right side
6,394,490.40x = 20,472,280,103,203.32 - Step 5: Solve for x
x = 20,472,280,103,203.32/6,394,490.40 - Step 6: Final answer
x = 3,201,549.90
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1.5x scale
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.