Finding the Fourth Proportional to 5,932,619.28, 8,187,077.48 and 3,485,332.28
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Solution
The fourth proportional to 5,932,619.28, 8,187,077.48 and 3,485,332.28 is: 4,809,795.48
Step by Step Solution
- Step 1: Write the proportion equation
5,932,619.28 : 8,187,077.48 = 3,485,332.28 : x - Step 2: Convert to fraction form
5,932,619.28/8,187,077.48 = 3,485,332.28/x - Step 3: Cross multiply
5,932,619.28x = 8,187,077.48 × 3,485,332.28 - Step 4: Simplify right side
5,932,619.28x = 28,534,685,419,905.05 - Step 5: Solve for x
x = 28,534,685,419,905.05/5,932,619.28 - Step 6: Final answer
x = 4,809,795.48
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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.