Finding the Fourth Proportional to 2,119,722.08, 2,925,230.22 and 1,152,859.37
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Solution
The fourth proportional to 2,119,722.08, 2,925,230.22 and 1,152,859.37 is: 1,590,953.41
Step by Step Solution
- Step 1: Write the proportion equation
2,119,722.08 : 2,925,230.22 = 1,152,859.37 : x - Step 2: Convert to fraction form
2,119,722.08/2,925,230.22 = 1,152,859.37/x - Step 3: Cross multiply
2,119,722.08x = 2,925,230.22 × 1,152,859.37 - Step 4: Simplify right side
2,119,722.08x = 3,372,379,053,908.01 - Step 5: Solve for x
x = 3,372,379,053,908.01/2,119,722.08 - Step 6: Final answer
x = 1,590,953.41
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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.