Finding the Fourth Proportional to 3,447,420.96, 5,169,400.56 and 2,008,570.08
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Solution
The fourth proportional to 3,447,420.96, 5,169,400.56 and 2,008,570.08 is: 3,011,846.66
Step by Step Solution
- Step 1: Write the proportion equation
3,447,420.96 : 5,169,400.56 = 2,008,570.08 : x - Step 2: Convert to fraction form
3,447,420.96/5,169,400.56 = 2,008,570.08/x - Step 3: Cross multiply
3,447,420.96x = 5,169,400.56 × 2,008,570.08 - Step 4: Simplify right side
3,447,420.96x = 10,383,103,296,351.24 - Step 5: Solve for x
x = 10,383,103,296,351.24/3,447,420.96 - Step 6: Final answer
x = 3,011,846.66
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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.