Finding the Fourth Proportional to 992,002.11, 1,369,069.86 and 562,236.09
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Solution
The fourth proportional to 992,002.11, 1,369,069.86 and 562,236.09 is: 775,946.42
Step by Step Solution
- Step 1: Write the proportion equation
992,002.11 : 1,369,069.86 = 562,236.09 : x - Step 2: Convert to fraction form
992,002.11/1,369,069.86 = 562,236.09/x - Step 3: Cross multiply
992,002.11x = 1,369,069.86 × 562,236.09 - Step 4: Simplify right side
992,002.11x = 769,740,485,023.25 - Step 5: Solve for x
x = 769,740,485,023.25/992,002.11 - Step 6: Final answer
x = 775,946.42
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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.