Finding the Fourth Proportional to 4,223,771.99, 6,336,290.42 and 1,528,727.76
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Solution
The fourth proportional to 4,223,771.99, 6,336,290.42 and 1,528,727.76 is: 2,293,320.54
Step by Step Solution
- Step 1: Write the proportion equation
4,223,771.99 : 6,336,290.42 = 1,528,727.76 : x - Step 2: Convert to fraction form
4,223,771.99/6,336,290.42 = 1,528,727.76/x - Step 3: Cross multiply
4,223,771.99x = 6,336,290.42 × 1,528,727.76 - Step 4: Simplify right side
4,223,771.99x = 9,686,463,052,832.42 - Step 5: Solve for x
x = 9,686,463,052,832.42/4,223,771.99 - Step 6: Final answer
x = 2,293,320.54
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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.