Finding the Fourth Proportional to 4,085,550.21, 6,120,352.78 and 3,182,764.81
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Solution
The fourth proportional to 4,085,550.21, 6,120,352.78 and 3,182,764.81 is: 4,767,936.37
Step by Step Solution
- Step 1: Write the proportion equation
4,085,550.21 : 6,120,352.78 = 3,182,764.81 : x - Step 2: Convert to fraction form
4,085,550.21/6,120,352.78 = 3,182,764.81/x - Step 3: Cross multiply
4,085,550.21x = 6,120,352.78 × 3,182,764.81 - Step 4: Simplify right side
4,085,550.21x = 19,479,643,406,454.09 - Step 5: Solve for x
x = 19,479,643,406,454.09/4,085,550.21 - Step 6: Final answer
x = 4,767,936.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.