Finding the Fourth Proportional to 4,420,353.91, 6,631,634.35 and 1,541,762.09
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Solution
The fourth proportional to 4,420,353.91, 6,631,634.35 and 1,541,762.09 is: 2,313,028.02
Step by Step Solution
- Step 1: Write the proportion equation
4,420,353.91 : 6,631,634.35 = 1,541,762.09 : x - Step 2: Convert to fraction form
4,420,353.91/6,631,634.35 = 1,541,762.09/x - Step 3: Cross multiply
4,420,353.91x = 6,631,634.35 × 1,541,762.09 - Step 4: Simplify right side
4,420,353.91x = 10,224,402,435,571.79 - Step 5: Solve for x
x = 10,224,402,435,571.79/4,420,353.91 - Step 6: Final answer
x = 2,313,028.02
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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.