Finding the Fourth Proportional to 3,963,282.88, 5,469,667.68 and 2,244,709.12
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Solution
The fourth proportional to 3,963,282.88, 5,469,667.68 and 2,244,709.12 is: 3,097,889.63
Step by Step Solution
- Step 1: Write the proportion equation
3,963,282.88 : 5,469,667.68 = 2,244,709.12 : x - Step 2: Convert to fraction form
3,963,282.88/5,469,667.68 = 2,244,709.12/x - Step 3: Cross multiply
3,963,282.88x = 5,469,667.68 × 2,244,709.12 - Step 4: Simplify right side
3,963,282.88x = 12,277,812,924,665.24 - Step 5: Solve for x
x = 12,277,812,924,665.24/3,963,282.88 - Step 6: Final answer
x = 3,097,889.63
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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.