Finding the Fourth Proportional to 3,598,890.10, 4,966,468.71 and 1,967,304.12
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Solution
The fourth proportional to 3,598,890.10, 4,966,468.71 and 1,967,304.12 is: 2,714,879.88
Step by Step Solution
- Step 1: Write the proportion equation
3,598,890.10 : 4,966,468.71 = 1,967,304.12 : x - Step 2: Convert to fraction form
3,598,890.10/4,966,468.71 = 1,967,304.12/x - Step 3: Cross multiply
3,598,890.10x = 4,966,468.71 × 1,967,304.12 - Step 4: Simplify right side
3,598,890.10x = 9,770,554,320,365.22 - Step 5: Solve for x
x = 9,770,554,320,365.22/3,598,890.10 - Step 6: Final answer
x = 2,714,879.88
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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.