Finding the Fourth Proportional to 3,713,326.36, 5,126,069.10 and 2,338,690.12
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Solution
The fourth proportional to 3,713,326.36, 5,126,069.10 and 2,338,690.12 is: 3,228,449.64
Step by Step Solution
- Step 1: Write the proportion equation
3,713,326.36 : 5,126,069.10 = 2,338,690.12 : x - Step 2: Convert to fraction form
3,713,326.36/5,126,069.10 = 2,338,690.12/x - Step 3: Cross multiply
3,713,326.36x = 5,126,069.10 × 2,338,690.12 - Step 4: Simplify right side
3,713,326.36x = 11,988,287,158,607.29 - Step 5: Solve for x
x = 11,988,287,158,607.29/3,713,326.36 - Step 6: Final answer
x = 3,228,449.64
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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.