Finding the Fourth Proportional to 5,225,051.06, 7,835,579.65 and 1,718,793.05
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Solution
The fourth proportional to 5,225,051.06, 7,835,579.65 and 1,718,793.05 is: 2,577,532.67
Step by Step Solution
- Step 1: Write the proportion equation
5,225,051.06 : 7,835,579.65 = 1,718,793.05 : x - Step 2: Convert to fraction form
5,225,051.06/7,835,579.65 = 1,718,793.05/x - Step 3: Cross multiply
5,225,051.06x = 7,835,579.65 × 1,718,793.05 - Step 4: Simplify right side
5,225,051.06x = 13,467,739,801,666.55 - Step 5: Solve for x
x = 13,467,739,801,666.55/5,225,051.06 - Step 6: Final answer
x = 2,577,532.67
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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.