Finding the Fourth Proportional to 3,631,934.28, 5,012,296.80 and 2,000,341.29
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Solution
The fourth proportional to 3,631,934.28, 5,012,296.80 and 2,000,341.29 is: 2,760,596.28
Step by Step Solution
- Step 1: Write the proportion equation
3,631,934.28 : 5,012,296.80 = 2,000,341.29 : x - Step 2: Convert to fraction form
3,631,934.28/5,012,296.80 = 2,000,341.29/x - Step 3: Cross multiply
3,631,934.28x = 5,012,296.80 × 2,000,341.29 - Step 4: Simplify right side
3,631,934.28x = 10,026,304,246,774.87 - Step 5: Solve for x
x = 10,026,304,246,774.87/3,631,934.28 - Step 6: Final answer
x = 2,760,596.28
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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.