Finding the Fourth Proportional to 4,670,126.28, 6,444,782.82 and 2,632,930.92
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Solution
The fourth proportional to 4,670,126.28, 6,444,782.82 and 2,632,930.92 is: 3,633,449.49
Step by Step Solution
- Step 1: Write the proportion equation
4,670,126.28 : 6,444,782.82 = 2,632,930.92 : x - Step 2: Convert to fraction form
4,670,126.28/6,444,782.82 = 2,632,930.92/x - Step 3: Cross multiply
4,670,126.28x = 6,444,782.82 × 2,632,930.92 - Step 4: Simplify right side
4,670,126.28x = 16,968,667,959,462.79 - Step 5: Solve for x
x = 16,968,667,959,462.79/4,670,126.28 - Step 6: Final answer
x = 3,633,449.49
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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.