Finding the Fourth Proportional to 3,816,603.20, 5,267,410.72 and 2,462,415.68
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Solution
The fourth proportional to 3,816,603.20, 5,267,410.72 and 2,462,415.68 is: 3,398,455.14
Step by Step Solution
- Step 1: Write the proportion equation
3,816,603.20 : 5,267,410.72 = 2,462,415.68 : x - Step 2: Convert to fraction form
3,816,603.20/5,267,410.72 = 2,462,415.68/x - Step 3: Cross multiply
3,816,603.20x = 5,267,410.72 × 2,462,415.68 - Step 4: Simplify right side
3,816,603.20x = 12,970,554,749,928.09 - Step 5: Solve for x
x = 12,970,554,749,928.09/3,816,603.20 - Step 6: Final answer
x = 3,398,455.14
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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.