Finding the Fourth Proportional to 4,213,525.63, 5,814,041.94 and 2,558,812.21
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Solution
The fourth proportional to 4,213,525.63, 5,814,041.94 and 2,558,812.21 is: 3,530,782.25
Step by Step Solution
- Step 1: Write the proportion equation
4,213,525.63 : 5,814,041.94 = 2,558,812.21 : x - Step 2: Convert to fraction form
4,213,525.63/5,814,041.94 = 2,558,812.21/x - Step 3: Cross multiply
4,213,525.63x = 5,814,041.94 × 2,558,812.21 - Step 4: Simplify right side
4,213,525.63x = 14,877,041,513,717.90 - Step 5: Solve for x
x = 14,877,041,513,717.90/4,213,525.63 - Step 6: Final answer
x = 3,530,782.25
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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.