Finding the Fourth Proportional to 4,651,080.54, 6,417,048.60 and 2,715,945.18
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Solution
The fourth proportional to 4,651,080.54, 6,417,048.60 and 2,715,945.18 is: 3,747,161.99
Step by Step Solution
- Step 1: Write the proportion equation
4,651,080.54 : 6,417,048.60 = 2,715,945.18 : x - Step 2: Convert to fraction form
4,651,080.54/6,417,048.60 = 2,715,945.18/x - Step 3: Cross multiply
4,651,080.54x = 6,417,048.60 × 2,715,945.18 - Step 4: Simplify right side
4,651,080.54x = 17,428,352,214,995.75 - Step 5: Solve for x
x = 17,428,352,214,995.75/4,651,080.54 - Step 6: Final answer
x = 3,747,161.99
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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.