Finding the Fourth Proportional to 4,036,909.57, 5,571,069.74 and 2,201,468.29
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Solution
The fourth proportional to 4,036,909.57, 5,571,069.74 and 2,201,468.29 is: 3,038,099.61
Step by Step Solution
- Step 1: Write the proportion equation
4,036,909.57 : 5,571,069.74 = 2,201,468.29 : x - Step 2: Convert to fraction form
4,036,909.57/5,571,069.74 = 2,201,468.29/x - Step 3: Cross multiply
4,036,909.57x = 5,571,069.74 × 2,201,468.29 - Step 4: Simplify right side
4,036,909.57x = 12,264,533,373,988.54 - Step 5: Solve for x
x = 12,264,533,373,988.54/4,036,909.57 - Step 6: Final answer
x = 3,038,099.61
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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.