Finding the Fourth Proportional to 4,190,163.01, 6,289,642.44 and 3,713,440.75
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Solution
The fourth proportional to 4,190,163.01, 6,289,642.44 and 3,713,440.75 is: 5,574,058.69
Step by Step Solution
- Step 1: Write the proportion equation
4,190,163.01 : 6,289,642.44 = 3,713,440.75 : x - Step 2: Convert to fraction form
4,190,163.01/6,289,642.44 = 3,713,440.75/x - Step 3: Cross multiply
4,190,163.01x = 6,289,642.44 × 3,713,440.75 - Step 4: Simplify right side
4,190,163.01x = 23,356,214,539,625.43 - Step 5: Solve for x
x = 23,356,214,539,625.43/4,190,163.01 - Step 6: Final answer
x = 5,574,058.69
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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.