Finding the Fourth Proportional to 4,631,447.09, 6,391,434.52 and 2,566,497.16
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Solution
The fourth proportional to 4,631,447.09, 6,391,434.52 and 2,566,497.16 is: 3,541,786.87
Step by Step Solution
- Step 1: Write the proportion equation
4,631,447.09 : 6,391,434.52 = 2,566,497.16 : x - Step 2: Convert to fraction form
4,631,447.09/6,391,434.52 = 2,566,497.16/x - Step 3: Cross multiply
4,631,447.09x = 6,391,434.52 × 2,566,497.16 - Step 4: Simplify right side
4,631,447.09x = 16,403,598,499,116.30 - Step 5: Solve for x
x = 16,403,598,499,116.30/4,631,447.09 - Step 6: Final answer
x = 3,541,786.87
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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.