Finding the Fourth Proportional to 6,239,468.87, 8,610,912.73 and 3,448,532.26
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Solution
The fourth proportional to 6,239,468.87, 8,610,912.73 and 3,448,532.26 is: 4,759,220.85
Step by Step Solution
- Step 1: Write the proportion equation
6,239,468.87 : 8,610,912.73 = 3,448,532.26 : x - Step 2: Convert to fraction form
6,239,468.87/8,610,912.73 = 3,448,532.26/x - Step 3: Cross multiply
6,239,468.87x = 8,610,912.73 × 3,448,532.26 - Step 4: Simplify right side
6,239,468.87x = 29,695,010,337,449.67 - Step 5: Solve for x
x = 29,695,010,337,449.67/6,239,468.87 - Step 6: Final answer
x = 4,759,220.85
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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.