Finding the Fourth Proportional to 4,016,040.96, 5,542,125.12 and 2,406,408.96
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Solution
The fourth proportional to 4,016,040.96, 5,542,125.12 and 2,406,408.96 is: 3,320,837.53
Step by Step Solution
- Step 1: Write the proportion equation
4,016,040.96 : 5,542,125.12 = 2,406,408.96 : x - Step 2: Convert to fraction form
4,016,040.96/5,542,125.12 = 2,406,408.96/x - Step 3: Cross multiply
4,016,040.96x = 5,542,125.12 × 2,406,408.96 - Step 4: Simplify right side
4,016,040.96x = 13,336,619,546,209.08 - Step 5: Solve for x
x = 13,336,619,546,209.08/4,016,040.96 - Step 6: Final answer
x = 3,320,837.53
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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.