Finding the Fourth Proportional to 5,545,470.60, 7,651,992.24 and 3,097,778.99
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Solution
The fourth proportional to 5,545,470.60, 7,651,992.24 and 3,097,778.99 is: 4,274,512.02
Step by Step Solution
- Step 1: Write the proportion equation
5,545,470.60 : 7,651,992.24 = 3,097,778.99 : x - Step 2: Convert to fraction form
5,545,470.60/7,651,992.24 = 3,097,778.99/x - Step 3: Cross multiply
5,545,470.60x = 7,651,992.24 × 3,097,778.99 - Step 4: Simplify right side
5,545,470.60x = 23,704,180,754,455.07 - Step 5: Solve for x
x = 23,704,180,754,455.07/5,545,470.60 - Step 6: Final answer
x = 4,274,512.02
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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.