Finding the Fourth Proportional to 4,049,989.62, 5,590,392 and 2,331,794.94
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Solution
The fourth proportional to 4,049,989.62, 5,590,392 and 2,331,794.94 is: 3,218,686.71
Step by Step Solution
- Step 1: Write the proportion equation
4,049,989.62 : 5,590,392 = 2,331,794.94 : x - Step 2: Convert to fraction form
4,049,989.62/5,590,392 = 2,331,794.94/x - Step 3: Cross multiply
4,049,989.62x = 5,590,392 × 2,331,794.94 - Step 4: Simplify right side
4,049,989.62x = 13,035,647,778,216.48 - Step 5: Solve for x
x = 13,035,647,778,216.48/4,049,989.62 - Step 6: Final answer
x = 3,218,686.71
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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.