Finding the Fourth Proportional to 5,462,717.36, 7,538,550.39 and 3,015,329.09
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Solution
The fourth proportional to 5,462,717.36, 7,538,550.39 and 3,015,329.09 is: 4,161,154.38
Step by Step Solution
- Step 1: Write the proportion equation
5,462,717.36 : 7,538,550.39 = 3,015,329.09 : x - Step 2: Convert to fraction form
5,462,717.36/7,538,550.39 = 3,015,329.09/x - Step 3: Cross multiply
5,462,717.36x = 7,538,550.39 × 3,015,329.09 - Step 4: Simplify right side
5,462,717.36x = 22,731,210,249,705.09 - Step 5: Solve for x
x = 22,731,210,249,705.09/5,462,717.36 - Step 6: Final answer
x = 4,161,154.38
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1.5x scale
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.