Finding the Fourth Proportional to 4,142,313.36, 5,713,447.86 and 2,764,962.63
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Solution
The fourth proportional to 4,142,313.36, 5,713,447.86 and 2,764,962.63 is: 3,813,682.95
Step by Step Solution
- Step 1: Write the proportion equation
4,142,313.36 : 5,713,447.86 = 2,764,962.63 : x - Step 2: Convert to fraction form
4,142,313.36/5,713,447.86 = 2,764,962.63/x - Step 3: Cross multiply
4,142,313.36x = 5,713,447.86 × 2,764,962.63 - Step 4: Simplify right side
4,142,313.36x = 15,797,469,821,353.47 - Step 5: Solve for x
x = 15,797,469,821,353.47/4,142,313.36 - Step 6: Final answer
x = 3,813,682.95
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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.