Finding the Fourth Proportional to 4,281,203.01, 6,420,821.79 and 2,552,561.99
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Solution
The fourth proportional to 4,281,203.01, 6,420,821.79 and 2,552,561.99 is: 3,828,257.06
Step by Step Solution
- Step 1: Write the proportion equation
4,281,203.01 : 6,420,821.79 = 2,552,561.99 : x - Step 2: Convert to fraction form
4,281,203.01/6,420,821.79 = 2,552,561.99/x - Step 3: Cross multiply
4,281,203.01x = 6,420,821.79 × 2,552,561.99 - Step 4: Simplify right side
4,281,203.01x = 16,389,545,613,613.65 - Step 5: Solve for x
x = 16,389,545,613,613.65/4,281,203.01 - Step 6: Final answer
x = 3,828,257.06
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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.