Finding the Fourth Proportional to 3,197,631.09, 4,412,742.66 and 1,747,326.75
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Solution
The fourth proportional to 3,197,631.09, 4,412,742.66 and 1,747,326.75 is: 2,411,317.34
Step by Step Solution
- Step 1: Write the proportion equation
3,197,631.09 : 4,412,742.66 = 1,747,326.75 : x - Step 2: Convert to fraction form
3,197,631.09/4,412,742.66 = 1,747,326.75/x - Step 3: Cross multiply
3,197,631.09x = 4,412,742.66 × 1,747,326.75 - Step 4: Simplify right side
3,197,631.09x = 7,710,503,290,684.16 - Step 5: Solve for x
x = 7,710,503,290,684.16/3,197,631.09 - Step 6: Final answer
x = 2,411,317.34
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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.