Finding the Fourth Proportional to 2,079,051.10, 3,118,576.65 and 1,821,924.70
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Solution
The fourth proportional to 2,079,051.10, 3,118,576.65 and 1,821,924.70 is: 2,732,887.05
Step by Step Solution
- Step 1: Write the proportion equation
2,079,051.10 : 3,118,576.65 = 1,821,924.70 : x - Step 2: Convert to fraction form
2,079,051.10/3,118,576.65 = 1,821,924.70/x - Step 3: Cross multiply
2,079,051.10x = 3,118,576.65 × 1,821,924.70 - Step 4: Simplify right side
2,079,051.10x = 5,681,811,827,478.26 - Step 5: Solve for x
x = 5,681,811,827,478.26/2,079,051.10 - Step 6: Final answer
x = 2,732,887.05
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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.