Finding the Fourth Proportional to 4,364,840.72, 6,023,667.12 and 2,431,101.80
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Solution
The fourth proportional to 4,364,840.72, 6,023,667.12 and 2,431,101.80 is: 3,355,024.60
Step by Step Solution
- Step 1: Write the proportion equation
4,364,840.72 : 6,023,667.12 = 2,431,101.80 : x - Step 2: Convert to fraction form
4,364,840.72/6,023,667.12 = 2,431,101.80/x - Step 3: Cross multiply
4,364,840.72x = 6,023,667.12 × 2,431,101.80 - Step 4: Simplify right side
4,364,840.72x = 14,644,147,978,032.81 - Step 5: Solve for x
x = 14,644,147,978,032.81/4,364,840.72 - Step 6: Final answer
x = 3,355,024.60
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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.